18555390

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{29453}}^1$

素因数の和:29473

約数の個数: 48

約数和(自身を含む): 55137888

約数和(自身を除く): 36582498

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 29453, 58906, 88359, 147265, 176718, 206171, 265077, 294530, 412342, 441795, 530154, 618513, 883590, 1030855, 1237026, 1325385, 1855539, 2061710, 2650770, 3092565, 3711078, 6185130, 9277695, 18555390]

約数ペア:

[(1, 18555390), (2, 9277695), (3, 6185130), (5, 3711078), (6, 3092565), (7, 2650770), (9, 2061710), (10, 1855539), (14, 1325385), (15, 1237026), (18, 1030855), (21, 883590), (30, 618513), (35, 530154), (42, 441795), (45, 412342), (63, 294530), (70, 265077), (90, 206171), (105, 176718), (126, 147265), (210, 88359), (315, 58906), (630, 29453)]