19555848

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1229}}^1$

素因数の和:1271

約数の個数: 96

約数和(自身を含む): 60442200

約数和(自身を除く): 40886352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 17, 18, 24, 26, 34, 36, 39, 51, 52, 68, 72, 78, 102, 104, 117, 136, 153, 156, 204, 221, 234, 306, 312, 408, 442, 468, 612, 663, 884, 936, 1224, 1229, 1326, 1768, 1989, 2458, 2652, 3687, 3978, 4916, 5304, 7374, 7956, 9832, 11061, 14748, 15912, 15977, 20893, 22122, 29496, 31954, 41786, 44244, 47931, 62679, 63908, 83572, 88488, 95862, 125358, 127816, 143793, 167144, 188037, 191724, 250716, 271609, 287586, 376074, 383448, 501432, 543218, 575172, 752148, 814827, 1086436, 1150344, 1504296, 1629654, 2172872, 2444481, 3259308, 4888962, 6518616, 9777924, 19555848]

約数ペア:

[(1, 19555848), (2, 9777924), (3, 6518616), (4, 4888962), (6, 3259308), (8, 2444481), (9, 2172872), (12, 1629654), (13, 1504296), (17, 1150344), (18, 1086436), (24, 814827), (26, 752148), (34, 575172), (36, 543218), (39, 501432), (51, 383448), (52, 376074), (68, 287586), (72, 271609), (78, 250716), (102, 191724), (104, 188037), (117, 167144), (136, 143793), (153, 127816), (156, 125358), (204, 95862), (221, 88488), (234, 83572), (306, 63908), (312, 62679), (408, 47931), (442, 44244), (468, 41786), (612, 31954), (663, 29496), (884, 22122), (936, 20893), (1224, 15977), (1229, 15912), (1326, 14748), (1768, 11061), (1989, 9832), (2458, 7956), (2652, 7374), (3687, 5304), (3978, 4916)]