20851638

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{293}}^1\times {\mathrm{409}}^1$

素因数の和:736

約数の個数: 32

約数和(自身を含む): 43394400

約数和(自身を除く): 22542762

約数列:

[1, 2, 3, 6, 29, 58, 87, 174, 293, 409, 586, 818, 879, 1227, 1758, 2454, 8497, 11861, 16994, 23722, 25491, 35583, 50982, 71166, 119837, 239674, 359511, 719022, 3475273, 6950546, 10425819, 20851638]

約数ペア:

[(1, 20851638), (2, 10425819), (3, 6950546), (6, 3475273), (29, 719022), (58, 359511), (87, 239674), (174, 119837), (293, 71166), (409, 50982), (586, 35583), (818, 25491), (879, 23722), (1227, 16994), (1758, 11861), (2454, 8497)]