20679282

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1319}}^1$

素因数の和:1407

約数の個数: 48

約数和(自身を含む): 49008960

約数和(自身を除く): 28329678

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 67, 78, 117, 134, 201, 234, 402, 603, 871, 1206, 1319, 1742, 2613, 2638, 3957, 5226, 7839, 7914, 11871, 15678, 17147, 23742, 34294, 51441, 88373, 102882, 154323, 176746, 265119, 308646, 530238, 795357, 1148849, 1590714, 2297698, 3446547, 6893094, 10339641, 20679282]

約数ペア:

[(1, 20679282), (2, 10339641), (3, 6893094), (6, 3446547), (9, 2297698), (13, 1590714), (18, 1148849), (26, 795357), (39, 530238), (67, 308646), (78, 265119), (117, 176746), (134, 154323), (201, 102882), (234, 88373), (402, 51441), (603, 34294), (871, 23742), (1206, 17147), (1319, 15678), (1742, 11871), (2613, 7914), (2638, 7839), (3957, 5226)]