18969015

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1093}}^1$

素因数の和:1203

約数の個数: 32

約数和(自身を含む): 33082560

約数和(自身を除く): 14113545

約数列:

[1, 3, 5, 13, 15, 39, 65, 89, 195, 267, 445, 1093, 1157, 1335, 3279, 3471, 5465, 5785, 14209, 16395, 17355, 42627, 71045, 97277, 213135, 291831, 486385, 1264601, 1459155, 3793803, 6323005, 18969015]

約数ペア:

[(1, 18969015), (3, 6323005), (5, 3793803), (13, 1459155), (15, 1264601), (39, 486385), (65, 291831), (89, 213135), (195, 97277), (267, 71045), (445, 42627), (1093, 17355), (1157, 16395), (1335, 14209), (3279, 5785), (3471, 5465)]