16956628

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 33693184

約数和(自身を除く): 16736556

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 67, 124, 134, 157, 268, 314, 403, 628, 806, 871, 1612, 1742, 2041, 2077, 3484, 4082, 4154, 4867, 8164, 8308, 9734, 10519, 19468, 21038, 27001, 42076, 54002, 63271, 108004, 126542, 136747, 253084, 273494, 326089, 546988, 652178, 1304356, 4239157, 8478314, 16956628]

約数ペア:

[(1, 16956628), (2, 8478314), (4, 4239157), (13, 1304356), (26, 652178), (31, 546988), (52, 326089), (62, 273494), (67, 253084), (124, 136747), (134, 126542), (157, 108004), (268, 63271), (314, 54002), (403, 42076), (628, 27001), (806, 21038), (871, 19468), (1612, 10519), (1742, 9734), (2041, 8308), (2077, 8164), (3484, 4867), (4082, 4154)]