20507928

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{2069}}^1$

素因数の和:2144

約数の個数: 64

約数和(自身を含む): 59616000

約数和(自身を除く): 39108072

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 59, 84, 118, 168, 177, 236, 354, 413, 472, 708, 826, 1239, 1416, 1652, 2069, 2478, 3304, 4138, 4956, 6207, 8276, 9912, 12414, 14483, 16552, 24828, 28966, 43449, 49656, 57932, 86898, 115864, 122071, 173796, 244142, 347592, 366213, 488284, 732426, 854497, 976568, 1464852, 1708994, 2563491, 2929704, 3417988, 5126982, 6835976, 10253964, 20507928]

約数ペア:

[(1, 20507928), (2, 10253964), (3, 6835976), (4, 5126982), (6, 3417988), (7, 2929704), (8, 2563491), (12, 1708994), (14, 1464852), (21, 976568), (24, 854497), (28, 732426), (42, 488284), (56, 366213), (59, 347592), (84, 244142), (118, 173796), (168, 122071), (177, 115864), (236, 86898), (354, 57932), (413, 49656), (472, 43449), (708, 28966), (826, 24828), (1239, 16552), (1416, 14483), (1652, 12414), (2069, 9912), (2478, 8276), (3304, 6207), (4138, 4956)]