20810368576

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{607}}^1\times {\mathrm{31511}}^1$

素因数の和:32147

約数の個数: 56

約数和(自身を含む): 43798150656

約数和(自身を除く): 22987782080

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 272, 544, 607, 1088, 1214, 2428, 4856, 9712, 10319, 19424, 20638, 31511, 38848, 41276, 63022, 82552, 126044, 165104, 252088, 330208, 504176, 535687, 660416, 1008352, 1071374, 2016704, 2142748, 4285496, 8570992, 17141984, 19127177, 34283968, 38254354, 76508708, 153017416, 306034832, 325162009, 612069664, 650324018, 1224139328, 1300648036, 2601296072, 5202592144, 10405184288, 20810368576]

約数ペア:

[(1, 20810368576), (2, 10405184288), (4, 5202592144), (8, 2601296072), (16, 1300648036), (17, 1224139328), (32, 650324018), (34, 612069664), (64, 325162009), (68, 306034832), (136, 153017416), (272, 76508708), (544, 38254354), (607, 34283968), (1088, 19127177), (1214, 17141984), (2428, 8570992), (4856, 4285496), (9712, 2142748), (10319, 2016704), (19424, 1071374), (20638, 1008352), (31511, 660416), (38848, 535687), (41276, 504176), (63022, 330208), (82552, 252088), (126044, 165104)]