19791642

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2851}}^1$

素因数の和:2958

約数の個数: 32

約数和(自身を含む): 43122240

約数和(自身を除く): 23330598

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 89, 178, 267, 534, 1157, 2314, 2851, 3471, 5702, 6942, 8553, 17106, 37063, 74126, 111189, 222378, 253739, 507478, 761217, 1522434, 3298607, 6597214, 9895821, 19791642]

約数ペア:

[(1, 19791642), (2, 9895821), (3, 6597214), (6, 3298607), (13, 1522434), (26, 761217), (39, 507478), (78, 253739), (89, 222378), (178, 111189), (267, 74126), (534, 37063), (1157, 17106), (2314, 8553), (2851, 6942), (3471, 5702)]