18655149747

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{277}}^1\times {\mathrm{28309}}^1$

素因数の和:28663

約数の個数: 32

約数和(自身を含む): 27325264960

約数和(自身を除く): 8670115213

約数列:

[1, 3, 13, 39, 61, 183, 277, 793, 831, 2379, 3601, 10803, 16897, 28309, 50691, 84927, 219661, 368017, 658983, 1104051, 1726849, 5180547, 7841593, 22449037, 23524779, 67347111, 101940709, 305822127, 478337173, 1435011519, 6218383249, 18655149747]

約数ペア:

[(1, 18655149747), (3, 6218383249), (13, 1435011519), (39, 478337173), (61, 305822127), (183, 101940709), (277, 67347111), (793, 23524779), (831, 22449037), (2379, 7841593), (3601, 5180547), (10803, 1726849), (16897, 1104051), (28309, 658983), (50691, 368017), (84927, 219661)]