18967598

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{233}}^1$

素因数の和:380

約数の個数: 32

約数和(自身を含む): 32078592

約数和(自身を除く): 13110994

約数列:

[1, 2, 13, 26, 31, 62, 101, 202, 233, 403, 466, 806, 1313, 2626, 3029, 3131, 6058, 6262, 7223, 14446, 23533, 40703, 47066, 81406, 93899, 187798, 305929, 611858, 729523, 1459046, 9483799, 18967598]

約数ペア:

[(1, 18967598), (2, 9483799), (13, 1459046), (26, 729523), (31, 611858), (62, 305929), (101, 187798), (202, 93899), (233, 81406), (403, 47066), (466, 40703), (806, 23533), (1313, 14446), (2626, 7223), (3029, 6262), (3131, 6058)]