20108016018

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{522259}}^1$

素因数の和:522324

約数の個数: 64

約数和(自身を含む): 48131481600

約数和(自身を除く): 28023465582

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 31, 46, 54, 62, 69, 93, 138, 186, 207, 279, 414, 558, 621, 713, 837, 1242, 1426, 1674, 2139, 4278, 6417, 12834, 19251, 38502, 522259, 1044518, 1566777, 3133554, 4700331, 9400662, 12011957, 14100993, 16190029, 24023914, 28201986, 32380058, 36035871, 48570087, 72071742, 97140174, 108107613, 145710261, 216215226, 291420522, 324322839, 372370667, 437130783, 648645678, 744741334, 874261566, 1117112001, 2234224002, 3351336003, 6702672006, 10054008009, 20108016018]

約数ペア:

[(1, 20108016018), (2, 10054008009), (3, 6702672006), (6, 3351336003), (9, 2234224002), (18, 1117112001), (23, 874261566), (27, 744741334), (31, 648645678), (46, 437130783), (54, 372370667), (62, 324322839), (69, 291420522), (93, 216215226), (138, 145710261), (186, 108107613), (207, 97140174), (279, 72071742), (414, 48570087), (558, 36035871), (621, 32380058), (713, 28201986), (837, 24023914), (1242, 16190029), (1426, 14100993), (1674, 12011957), (2139, 9400662), (4278, 4700331), (6417, 3133554), (12834, 1566777), (19251, 1044518), (38502, 522259)]