18686876

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{21139}}^1$

素因数の和:21173

約数の個数: 24

約数和(自身を含む): 37290960

約数和(自身を除く): 18604084

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 21139, 42278, 84556, 274807, 359363, 549614, 718726, 1099228, 1437452, 4671719, 9343438, 18686876]

約数ペア:

[(1, 18686876), (2, 9343438), (4, 4671719), (13, 1437452), (17, 1099228), (26, 718726), (34, 549614), (52, 359363), (68, 274807), (221, 84556), (442, 42278), (884, 21139)]