20186707970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{830387}}^1$

素因数の和:830435

約数の個数: 64

約数和(自身を含む): 45199679616

約数和(自身を除く): 25012971646

約数列:

[1, 2, 5, 10, 11, 13, 17, 22, 26, 34, 55, 65, 85, 110, 130, 143, 170, 187, 221, 286, 374, 442, 715, 935, 1105, 1430, 1870, 2210, 2431, 4862, 12155, 24310, 830387, 1660774, 4151935, 8303870, 9134257, 10795031, 14116579, 18268514, 21590062, 28233158, 45671285, 53975155, 70582895, 91342570, 107950310, 118745341, 141165790, 155282369, 183515527, 237490682, 310564738, 367031054, 593726705, 776411845, 917577635, 1187453410, 1552823690, 1835155270, 2018670797, 4037341594, 10093353985, 20186707970]

約数ペア:

[(1, 20186707970), (2, 10093353985), (5, 4037341594), (10, 2018670797), (11, 1835155270), (13, 1552823690), (17, 1187453410), (22, 917577635), (26, 776411845), (34, 593726705), (55, 367031054), (65, 310564738), (85, 237490682), (110, 183515527), (130, 155282369), (143, 141165790), (170, 118745341), (187, 107950310), (221, 91342570), (286, 70582895), (374, 53975155), (442, 45671285), (715, 28233158), (935, 21590062), (1105, 18268514), (1430, 14116579), (1870, 10795031), (2210, 9134257), (2431, 8303870), (4862, 4151935), (12155, 1660774), (24310, 830387)]