20875452

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7043}}^1$

素因数の和:7082

約数の個数: 48

約数和(自身を含む): 55224960

約数和(自身を除く): 34349508

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 494, 741, 988, 1482, 2964, 7043, 14086, 21129, 28172, 42258, 84516, 91559, 133817, 183118, 267634, 274677, 366236, 401451, 535268, 549354, 802902, 1098708, 1605804, 1739621, 3479242, 5218863, 6958484, 10437726, 20875452]

約数ペア:

[(1, 20875452), (2, 10437726), (3, 6958484), (4, 5218863), (6, 3479242), (12, 1739621), (13, 1605804), (19, 1098708), (26, 802902), (38, 549354), (39, 535268), (52, 401451), (57, 366236), (76, 274677), (78, 267634), (114, 183118), (156, 133817), (228, 91559), (247, 84516), (494, 42258), (741, 28172), (988, 21129), (1482, 14086), (2964, 7043)]