20481948

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{18353}}^1$

素因数の和:18394

約数の個数: 36

約数和(自身を含む): 53446848

約数和(自身を除く): 32964900

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 558, 1116, 18353, 36706, 55059, 73412, 110118, 165177, 220236, 330354, 568943, 660708, 1137886, 1706829, 2275772, 3413658, 5120487, 6827316, 10240974, 20481948]

約数ペア:

[(1, 20481948), (2, 10240974), (3, 6827316), (4, 5120487), (6, 3413658), (9, 2275772), (12, 1706829), (18, 1137886), (31, 660708), (36, 568943), (62, 330354), (93, 220236), (124, 165177), (186, 110118), (279, 73412), (372, 55059), (558, 36706), (1116, 18353)]