20100222778

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{8965309}}^1$

素因数の和:8965389

約数の個数: 16

約数和(自身を含む): 32275116000

約数和(自身を除く): 12174893222

約数列:

[1, 2, 19, 38, 59, 118, 1121, 2242, 8965309, 17930618, 170340871, 340681742, 528953231, 1057906462, 10050111389, 20100222778]

約数ペア:

[(1, 20100222778), (2, 10050111389), (19, 1057906462), (38, 528953231), (59, 340681742), (118, 170340871), (1121, 17930618), (2242, 8965309)]