20785761432

素因数分解:

$2^3\times 3^3\times {\mathrm{37}}^1\times {\mathrm{2600821}}^1$

素因数の和:2600873

約数の個数: 64

約数和(自身を含む): 59298741600

約数和(自身を除く): 38512980168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 37, 54, 72, 74, 108, 111, 148, 216, 222, 296, 333, 444, 666, 888, 999, 1332, 1998, 2664, 3996, 7992, 2600821, 5201642, 7802463, 10403284, 15604926, 20806568, 23407389, 31209852, 46814778, 62419704, 70222167, 93629556, 96230377, 140444334, 187259112, 192460754, 280888668, 288691131, 384921508, 561777336, 577382262, 769843016, 866073393, 1154764524, 1732146786, 2309529048, 2598220179, 3464293572, 5196440358, 6928587144, 10392880716, 20785761432]

約数ペア:

[(1, 20785761432), (2, 10392880716), (3, 6928587144), (4, 5196440358), (6, 3464293572), (8, 2598220179), (9, 2309529048), (12, 1732146786), (18, 1154764524), (24, 866073393), (27, 769843016), (36, 577382262), (37, 561777336), (54, 384921508), (72, 288691131), (74, 280888668), (108, 192460754), (111, 187259112), (148, 140444334), (216, 96230377), (222, 93629556), (296, 70222167), (333, 62419704), (444, 46814778), (666, 31209852), (888, 23407389), (999, 20806568), (1332, 15604926), (1998, 10403284), (2664, 7802463), (3996, 5201642), (7992, 2600821)]