18235380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{971}}^1$

素因数の和:1296

約数の個数: 48

約数和(自身を含む): 51274944

約数和(自身を除く): 33039564

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 313, 626, 939, 971, 1252, 1565, 1878, 1942, 2913, 3130, 3756, 3884, 4695, 4855, 5826, 6260, 9390, 9710, 11652, 14565, 18780, 19420, 29130, 58260, 303923, 607846, 911769, 1215692, 1519615, 1823538, 3039230, 3647076, 4558845, 6078460, 9117690, 18235380]

約数ペア:

[(1, 18235380), (2, 9117690), (3, 6078460), (4, 4558845), (5, 3647076), (6, 3039230), (10, 1823538), (12, 1519615), (15, 1215692), (20, 911769), (30, 607846), (60, 303923), (313, 58260), (626, 29130), (939, 19420), (971, 18780), (1252, 14565), (1565, 11652), (1878, 9710), (1942, 9390), (2913, 6260), (3130, 5826), (3756, 4855), (3884, 4695)]