19801542

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{853}}^1$

素因数の和:984

約数の個数: 32

約数和(自身を含む): 40951008

約数和(自身を除く): 21149466

約数列:

[1, 2, 3, 6, 53, 73, 106, 146, 159, 219, 318, 438, 853, 1706, 2559, 3869, 5118, 7738, 11607, 23214, 45209, 62269, 90418, 124538, 135627, 186807, 271254, 373614, 3300257, 6600514, 9900771, 19801542]

約数ペア:

[(1, 19801542), (2, 9900771), (3, 6600514), (6, 3300257), (53, 373614), (73, 271254), (106, 186807), (146, 135627), (159, 124538), (219, 90418), (318, 62269), (438, 45209), (853, 23214), (1706, 11607), (2559, 7738), (3869, 5118)]