25181816

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{4271}}^1$

素因数の和:4355

約数の個数: 32

約数和(自身を含む): 52289280

約数和(自身を除く): 27107464

約数列:

[1, 2, 4, 8, 11, 22, 44, 67, 88, 134, 268, 536, 737, 1474, 2948, 4271, 5896, 8542, 17084, 34168, 46981, 93962, 187924, 286157, 375848, 572314, 1144628, 2289256, 3147727, 6295454, 12590908, 25181816]

約数ペア:

[(1, 25181816), (2, 12590908), (4, 6295454), (8, 3147727), (11, 2289256), (22, 1144628), (44, 572314), (67, 375848), (88, 286157), (134, 187924), (268, 93962), (536, 46981), (737, 34168), (1474, 17084), (2948, 8542), (4271, 5896)]