20181444966

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{189743}}^1$

素因数の和:190081

約数の個数: 48

約数和(自身を含む): 46176099840

約数和(自身を除く): 25994654874

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 311, 342, 622, 933, 1866, 2799, 5598, 5909, 11818, 17727, 35454, 53181, 106362, 189743, 379486, 569229, 1138458, 1707687, 3415374, 3605117, 7210234, 10815351, 21630702, 32446053, 59010073, 64892106, 118020146, 177030219, 354060438, 531090657, 1062181314, 1121191387, 2242382774, 3363574161, 6727148322, 10090722483, 20181444966]

約数ペア:

[(1, 20181444966), (2, 10090722483), (3, 6727148322), (6, 3363574161), (9, 2242382774), (18, 1121191387), (19, 1062181314), (38, 531090657), (57, 354060438), (114, 177030219), (171, 118020146), (311, 64892106), (342, 59010073), (622, 32446053), (933, 21630702), (1866, 10815351), (2799, 7210234), (5598, 3605117), (5909, 3415374), (11818, 1707687), (17727, 1138458), (35454, 569229), (53181, 379486), (106362, 189743)]