20210067378

素因数分解:

$2^1\times 3^3\times {\mathrm{53}}^1\times {\mathrm{269}}^1\times {\mathrm{26251}}^1$

素因数の和:26584

約数の個数: 64

約数和(自身を含む): 45930499200

約数和(自身を除く): 25720431822

約数列:

[1, 2, 3, 6, 9, 18, 27, 53, 54, 106, 159, 269, 318, 477, 538, 807, 954, 1431, 1614, 2421, 2862, 4842, 7263, 14257, 14526, 26251, 28514, 42771, 52502, 78753, 85542, 128313, 157506, 236259, 256626, 384939, 472518, 708777, 769878, 1391303, 1417554, 2782606, 4173909, 7061519, 8347818, 12521727, 14123038, 21184557, 25043454, 37565181, 42369114, 63553671, 75130362, 127107342, 190661013, 374260507, 381322026, 748521014, 1122781521, 2245563042, 3368344563, 6736689126, 10105033689, 20210067378]

約数ペア:

[(1, 20210067378), (2, 10105033689), (3, 6736689126), (6, 3368344563), (9, 2245563042), (18, 1122781521), (27, 748521014), (53, 381322026), (54, 374260507), (106, 190661013), (159, 127107342), (269, 75130362), (318, 63553671), (477, 42369114), (538, 37565181), (807, 25043454), (954, 21184557), (1431, 14123038), (1614, 12521727), (2421, 8347818), (2862, 7061519), (4842, 4173909), (7263, 2782606), (14257, 1417554), (14526, 1391303), (26251, 769878), (28514, 708777), (42771, 472518), (52502, 384939), (78753, 256626), (85542, 236259), (128313, 157506)]