20921973984

素因数分解:

$2^5\times 3^2\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{15427}}^1$

素因数の和:15737

約数の個数: 144

約数和(自身を含む): 63228202128

約数和(自身を除く): 42306228144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 68, 72, 96, 102, 136, 144, 153, 204, 272, 277, 288, 306, 408, 544, 554, 612, 816, 831, 1108, 1224, 1632, 1662, 2216, 2448, 2493, 3324, 4432, 4709, 4896, 4986, 6648, 8864, 9418, 9972, 13296, 14127, 15427, 18836, 19944, 26592, 28254, 30854, 37672, 39888, 42381, 46281, 56508, 61708, 75344, 79776, 84762, 92562, 113016, 123416, 138843, 150688, 169524, 185124, 226032, 246832, 262259, 277686, 339048, 370248, 452064, 493664, 524518, 555372, 678096, 740496, 786777, 1049036, 1110744, 1356192, 1480992, 1573554, 2098072, 2221488, 2360331, 3147108, 4196144, 4273279, 4442976, 4720662, 6294216, 8392288, 8546558, 9441324, 12588432, 12819837, 17093116, 18882648, 25176864, 25639674, 34186232, 37765296, 38459511, 51279348, 68372464, 72645743, 75530592, 76919022, 102558696, 136744928, 145291486, 153838044, 205117392, 217937229, 290582972, 307676088, 410234784, 435874458, 581165944, 615352176, 653811687, 871748916, 1162331888, 1230704352, 1307623374, 1743497832, 2324663776, 2615246748, 3486995664, 5230493496, 6973991328, 10460986992, 20921973984]

約数ペア:

[(1, 20921973984), (2, 10460986992), (3, 6973991328), (4, 5230493496), (6, 3486995664), (8, 2615246748), (9, 2324663776), (12, 1743497832), (16, 1307623374), (17, 1230704352), (18, 1162331888), (24, 871748916), (32, 653811687), (34, 615352176), (36, 581165944), (48, 435874458), (51, 410234784), (68, 307676088), (72, 290582972), (96, 217937229), (102, 205117392), (136, 153838044), (144, 145291486), (153, 136744928), (204, 102558696), (272, 76919022), (277, 75530592), (288, 72645743), (306, 68372464), (408, 51279348), (544, 38459511), (554, 37765296), (612, 34186232), (816, 25639674), (831, 25176864), (1108, 18882648), (1224, 17093116), (1632, 12819837), (1662, 12588432), (2216, 9441324), (2448, 8546558), (2493, 8392288), (3324, 6294216), (4432, 4720662), (4709, 4442976), (4896, 4273279), (4986, 4196144), (6648, 3147108), (8864, 2360331), (9418, 2221488), (9972, 2098072), (13296, 1573554), (14127, 1480992), (15427, 1356192), (18836, 1110744), (19944, 1049036), (26592, 786777), (28254, 740496), (30854, 678096), (37672, 555372), (39888, 524518), (42381, 493664), (46281, 452064), (56508, 370248), (61708, 339048), (75344, 277686), (79776, 262259), (84762, 246832), (92562, 226032), (113016, 185124), (123416, 169524), (138843, 150688)]