20395104

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{12497}}^1$

素因数の和:12527

約数の個数: 48

約数和(自身を含む): 56690928

約数和(自身を除く): 36295824

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 68, 96, 102, 136, 204, 272, 408, 544, 816, 1632, 12497, 24994, 37491, 49988, 74982, 99976, 149964, 199952, 212449, 299928, 399904, 424898, 599856, 637347, 849796, 1199712, 1274694, 1699592, 2549388, 3399184, 5098776, 6798368, 10197552, 20395104]

約数ペア:

[(1, 20395104), (2, 10197552), (3, 6798368), (4, 5098776), (6, 3399184), (8, 2549388), (12, 1699592), (16, 1274694), (17, 1199712), (24, 849796), (32, 637347), (34, 599856), (48, 424898), (51, 399904), (68, 299928), (96, 212449), (102, 199952), (136, 149964), (204, 99976), (272, 74982), (408, 49988), (544, 37491), (816, 24994), (1632, 12497)]