220486526

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{19}}^2\times {\mathrm{139}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 380847600

約数和(自身を除く): 160361074

約数列:

[1, 2, 13, 19, 26, 38, 139, 169, 247, 278, 338, 361, 494, 722, 1807, 2197, 2641, 3211, 3614, 4394, 4693, 5282, 6422, 9386, 23491, 34333, 41743, 46982, 50179, 61009, 68666, 83486, 100358, 122018, 305383, 446329, 610766, 652327, 793117, 892658, 1304654, 1586234, 5802277, 8480251, 11604554, 16960502, 110243263, 220486526]

約数ペア:

[(1, 220486526), (2, 110243263), (13, 16960502), (19, 11604554), (26, 8480251), (38, 5802277), (139, 1586234), (169, 1304654), (247, 892658), (278, 793117), (338, 652327), (361, 610766), (494, 446329), (722, 305383), (1807, 122018), (2197, 100358), (2641, 83486), (3211, 68666), (3614, 61009), (4394, 50179), (4693, 46982), (5282, 41743), (6422, 34333), (9386, 23491)]