18835804540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19267}}^1\times {\mathrm{6983}}^1$

素因数の和:26266

約数の個数: 48

約数和(自身を含む): 45214751232

約数和(自身を除く): 26378946692

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 6983, 13966, 19267, 27932, 34915, 38534, 48881, 69830, 77068, 96335, 97762, 134869, 139660, 192670, 195524, 244405, 269738, 385340, 488810, 539476, 674345, 977620, 1348690, 2697380, 134541461, 269082922, 538165844, 672707305, 941790227, 1345414610, 1883580454, 2690829220, 3767160908, 4708951135, 9417902270, 18835804540]

約数ペア:

[(1, 18835804540), (2, 9417902270), (4, 4708951135), (5, 3767160908), (7, 2690829220), (10, 1883580454), (14, 1345414610), (20, 941790227), (28, 672707305), (35, 538165844), (70, 269082922), (140, 134541461), (6983, 2697380), (13966, 1348690), (19267, 977620), (27932, 674345), (34915, 539476), (38534, 488810), (48881, 385340), (69830, 269738), (77068, 244405), (96335, 195524), (97762, 192670), (134869, 139660)]