18451251

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1733}}^1$

素因数の和:1772

約数の個数: 36

約数和(自身を含む): 33001488

約数和(自身を除く): 14550237

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 169, 273, 507, 819, 1183, 1521, 1733, 3549, 5199, 10647, 12131, 15597, 22529, 36393, 67587, 109179, 157703, 202761, 292877, 473109, 878631, 1419327, 2050139, 2635893, 6150417, 18451251]

約数ペア:

[(1, 18451251), (3, 6150417), (7, 2635893), (9, 2050139), (13, 1419327), (21, 878631), (39, 473109), (63, 292877), (91, 202761), (117, 157703), (169, 109179), (273, 67587), (507, 36393), (819, 22529), (1183, 15597), (1521, 12131), (1733, 10647), (3549, 5199)]