195890280196

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{289778521}}^1$

素因数の和:289778551

約数の個数: 18

約数和(自身を含む): 371206286682

約数和(自身を除く): 175316006486

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 289778521, 579557042, 1159114084, 3767120773, 7534241546, 15068483092, 48972570049, 97945140098, 195890280196]

約数ペア:

[(1, 195890280196), (2, 97945140098), (4, 48972570049), (13, 15068483092), (26, 7534241546), (52, 3767120773), (169, 1159114084), (338, 579557042), (676, 289778521)]