11815544

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 26036640

約数和(自身を除く): 14221096

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 41, 52, 68, 82, 104, 136, 163, 164, 221, 326, 328, 442, 533, 652, 697, 884, 1066, 1304, 1394, 1768, 2119, 2132, 2771, 2788, 4238, 4264, 5542, 5576, 6683, 8476, 9061, 11084, 13366, 16952, 18122, 22168, 26732, 36023, 36244, 53464, 72046, 72488, 86879, 113611, 144092, 173758, 227222, 288184, 347516, 454444, 695032, 908888, 1476943, 2953886, 5907772, 11815544]

約数ペア:

[(1, 11815544), (2, 5907772), (4, 2953886), (8, 1476943), (13, 908888), (17, 695032), (26, 454444), (34, 347516), (41, 288184), (52, 227222), (68, 173758), (82, 144092), (104, 113611), (136, 86879), (163, 72488), (164, 72046), (221, 53464), (326, 36244), (328, 36023), (442, 26732), (533, 22168), (652, 18122), (697, 16952), (884, 13366), (1066, 11084), (1304, 9061), (1394, 8476), (1768, 6683), (2119, 5576), (2132, 5542), (2771, 4264), (2788, 4238)]