218368748

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{221021}}^1$

素因数の和:221057

約数の個数: 24

約数和(自身を含む): 433203120

約数和(自身を除く): 214834372

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 221021, 442042, 884084, 2873273, 4199399, 5746546, 8398798, 11493092, 16797596, 54592187, 109184374, 218368748]

約数ペア:

[(1, 218368748), (2, 109184374), (4, 54592187), (13, 16797596), (19, 11493092), (26, 8398798), (38, 5746546), (52, 4199399), (76, 2873273), (247, 884084), (494, 442042), (988, 221021)]