20164981884

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{366983}}^1$

素因数の和:367250

約数の個数: 48

約数和(自身を含む): 49733671680

約数和(自身を除く): 29568689796

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 241, 482, 723, 964, 1446, 2892, 4579, 9158, 13737, 18316, 27474, 54948, 366983, 733966, 1100949, 1467932, 2201898, 4403796, 6972677, 13945354, 20918031, 27890708, 41836062, 83672124, 88442903, 176885806, 265328709, 353771612, 530657418, 1061314836, 1680415157, 3360830314, 5041245471, 6721660628, 10082490942, 20164981884]

約数ペア:

[(1, 20164981884), (2, 10082490942), (3, 6721660628), (4, 5041245471), (6, 3360830314), (12, 1680415157), (19, 1061314836), (38, 530657418), (57, 353771612), (76, 265328709), (114, 176885806), (228, 88442903), (241, 83672124), (482, 41836062), (723, 27890708), (964, 20918031), (1446, 13945354), (2892, 6972677), (4579, 4403796), (9158, 2201898), (13737, 1467932), (18316, 1100949), (27474, 733966), (54948, 366983)]