20456032

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1213}}^1$

素因数の和:1271

約数の個数: 48

約数和(自身を含む): 44053632

約数和(自身を除く): 23597600

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 62, 68, 124, 136, 248, 272, 496, 527, 544, 992, 1054, 1213, 2108, 2426, 4216, 4852, 8432, 9704, 16864, 19408, 20621, 37603, 38816, 41242, 75206, 82484, 150412, 164968, 300824, 329936, 601648, 639251, 659872, 1203296, 1278502, 2557004, 5114008, 10228016, 20456032]

約数ペア:

[(1, 20456032), (2, 10228016), (4, 5114008), (8, 2557004), (16, 1278502), (17, 1203296), (31, 659872), (32, 639251), (34, 601648), (62, 329936), (68, 300824), (124, 164968), (136, 150412), (248, 82484), (272, 75206), (496, 41242), (527, 38816), (544, 37603), (992, 20621), (1054, 19408), (1213, 16864), (2108, 9704), (2426, 8432), (4216, 4852)]