15643908

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{20693}}^1$

素因数の和:20713

約数の個数: 48

約数和(自身を含む): 46354560

約数和(自身を除く): 30710652

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 20693, 41386, 62079, 82772, 124158, 144851, 186237, 248316, 289702, 372474, 434553, 558711, 579404, 744948, 869106, 1117422, 1303659, 1738212, 2234844, 2607318, 3910977, 5214636, 7821954, 15643908]

約数ペア:

[(1, 15643908), (2, 7821954), (3, 5214636), (4, 3910977), (6, 2607318), (7, 2234844), (9, 1738212), (12, 1303659), (14, 1117422), (18, 869106), (21, 744948), (27, 579404), (28, 558711), (36, 434553), (42, 372474), (54, 289702), (63, 248316), (84, 186237), (108, 144851), (126, 124158), (189, 82772), (252, 62079), (378, 41386), (756, 20693)]