20565153492

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2487319}}^1$

素因数の和:2487392

約数の個数: 48

約数和(自身を含む): 52651589760

約数和(自身を除く): 32086436268

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 53, 78, 106, 156, 159, 212, 318, 636, 689, 1378, 2067, 2756, 4134, 8268, 2487319, 4974638, 7461957, 9949276, 14923914, 29847828, 32335147, 64670294, 97005441, 129340588, 131827907, 194010882, 263655814, 388021764, 395483721, 527311628, 790967442, 1581934884, 1713762791, 3427525582, 5141288373, 6855051164, 10282576746, 20565153492]

約数ペア:

[(1, 20565153492), (2, 10282576746), (3, 6855051164), (4, 5141288373), (6, 3427525582), (12, 1713762791), (13, 1581934884), (26, 790967442), (39, 527311628), (52, 395483721), (53, 388021764), (78, 263655814), (106, 194010882), (156, 131827907), (159, 129340588), (212, 97005441), (318, 64670294), (636, 32335147), (689, 29847828), (1378, 14923914), (2067, 9949276), (2756, 7461957), (4134, 4974638), (8268, 2487319)]