19498864

素因数分解:

$2^4\times 7^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:76

約数の個数: 160

約数和(自身を含む): 53568000

約数和(自身を除く): 34069136

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 19, 22, 28, 34, 38, 44, 49, 56, 68, 76, 77, 88, 98, 112, 119, 133, 136, 152, 154, 176, 187, 196, 209, 238, 266, 272, 304, 308, 323, 343, 374, 392, 418, 476, 532, 539, 616, 646, 686, 748, 784, 833, 836, 931, 952, 1064, 1078, 1232, 1292, 1309, 1372, 1463, 1496, 1666, 1672, 1862, 1904, 2128, 2156, 2261, 2584, 2618, 2744, 2926, 2992, 3332, 3344, 3553, 3724, 3773, 4312, 4522, 5168, 5236, 5488, 5831, 5852, 6517, 6664, 7106, 7448, 7546, 8624, 9044, 9163, 10241, 10472, 11662, 11704, 13034, 13328, 14212, 14896, 15092, 15827, 18088, 18326, 20482, 20944, 23324, 23408, 24871, 26068, 28424, 30184, 31654, 36176, 36652, 40964, 46648, 49742, 52136, 56848, 60368, 63308, 64141, 71687, 73304, 81928, 93296, 99484, 104272, 110789, 126616, 128282, 143374, 146608, 163856, 174097, 198968, 221578, 253232, 256564, 286748, 348194, 397936, 443156, 513128, 573496, 696388, 886312, 1026256, 1146992, 1218679, 1392776, 1772624, 2437358, 2785552, 4874716, 9749432, 19498864]

約数ペア:

[(1, 19498864), (2, 9749432), (4, 4874716), (7, 2785552), (8, 2437358), (11, 1772624), (14, 1392776), (16, 1218679), (17, 1146992), (19, 1026256), (22, 886312), (28, 696388), (34, 573496), (38, 513128), (44, 443156), (49, 397936), (56, 348194), (68, 286748), (76, 256564), (77, 253232), (88, 221578), (98, 198968), (112, 174097), (119, 163856), (133, 146608), (136, 143374), (152, 128282), (154, 126616), (176, 110789), (187, 104272), (196, 99484), (209, 93296), (238, 81928), (266, 73304), (272, 71687), (304, 64141), (308, 63308), (323, 60368), (343, 56848), (374, 52136), (392, 49742), (418, 46648), (476, 40964), (532, 36652), (539, 36176), (616, 31654), (646, 30184), (686, 28424), (748, 26068), (784, 24871), (833, 23408), (836, 23324), (931, 20944), (952, 20482), (1064, 18326), (1078, 18088), (1232, 15827), (1292, 15092), (1309, 14896), (1372, 14212), (1463, 13328), (1496, 13034), (1666, 11704), (1672, 11662), (1862, 10472), (1904, 10241), (2128, 9163), (2156, 9044), (2261, 8624), (2584, 7546), (2618, 7448), (2744, 7106), (2926, 6664), (2992, 6517), (3332, 5852), (3344, 5831), (3553, 5488), (3724, 5236), (3773, 5168), (4312, 4522)]