203433428

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{420317}}^1$

素因数の和:420343

約数の個数: 18

約数和(自身を含む): 391316058

約数和(自身を除く): 187882630

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 420317, 840634, 1681268, 4623487, 9246974, 18493948, 50858357, 101716714, 203433428]

約数ペア:

[(1, 203433428), (2, 101716714), (4, 50858357), (11, 18493948), (22, 9246974), (44, 4623487), (121, 1681268), (242, 840634), (484, 420317)]