20181027352

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{461}}^1\times {\mathrm{3187}}^1$

素因数の和:3772

約数の個数: 64

約数和(自身を含む): 40562454240

約数和(自身を除く): 20381426888

約数列:

[1, 2, 4, 8, 17, 34, 68, 101, 136, 202, 404, 461, 808, 922, 1717, 1844, 3187, 3434, 3688, 6374, 6868, 7837, 12748, 13736, 15674, 25496, 31348, 46561, 54179, 62696, 93122, 108358, 186244, 216716, 321887, 372488, 433432, 643774, 791537, 1287548, 1469207, 1583074, 2575096, 2938414, 3166148, 5472079, 5876828, 6332296, 10944158, 11753656, 21888316, 24976519, 43776632, 49953038, 99906076, 148389907, 199812152, 296779814, 593559628, 1187119256, 2522628419, 5045256838, 10090513676, 20181027352]

約数ペア:

[(1, 20181027352), (2, 10090513676), (4, 5045256838), (8, 2522628419), (17, 1187119256), (34, 593559628), (68, 296779814), (101, 199812152), (136, 148389907), (202, 99906076), (404, 49953038), (461, 43776632), (808, 24976519), (922, 21888316), (1717, 11753656), (1844, 10944158), (3187, 6332296), (3434, 5876828), (3688, 5472079), (6374, 3166148), (6868, 2938414), (7837, 2575096), (12748, 1583074), (13736, 1469207), (15674, 1287548), (25496, 791537), (31348, 643774), (46561, 433432), (54179, 372488), (62696, 321887), (93122, 216716), (108358, 186244)]