20016024

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{421}}^1$

素因数の和:720

約数の個数: 64

約数和(自身を含む): 57527040

約数和(自身を除く): 37511016

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 283, 421, 566, 842, 849, 1132, 1263, 1684, 1698, 1981, 2264, 2526, 2947, 3368, 3396, 3962, 5052, 5894, 5943, 6792, 7924, 8841, 10104, 11788, 11886, 15848, 17682, 23576, 23772, 35364, 47544, 70728, 119143, 238286, 357429, 476572, 714858, 834001, 953144, 1429716, 1668002, 2502003, 2859432, 3336004, 5004006, 6672008, 10008012, 20016024]

約数ペア:

[(1, 20016024), (2, 10008012), (3, 6672008), (4, 5004006), (6, 3336004), (7, 2859432), (8, 2502003), (12, 1668002), (14, 1429716), (21, 953144), (24, 834001), (28, 714858), (42, 476572), (56, 357429), (84, 238286), (168, 119143), (283, 70728), (421, 47544), (566, 35364), (842, 23772), (849, 23576), (1132, 17682), (1263, 15848), (1684, 11886), (1698, 11788), (1981, 10104), (2264, 8841), (2526, 7924), (2947, 6792), (3368, 5943), (3396, 5894), (3962, 5052)]