20775222

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1889}}^1$

素因数の和:1957

約数の個数: 48

約数和(自身を含む): 49533120

約数和(自身を除く): 28757898

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 47, 78, 94, 117, 141, 234, 282, 423, 611, 846, 1222, 1833, 1889, 3666, 3778, 5499, 5667, 10998, 11334, 17001, 24557, 34002, 49114, 73671, 88783, 147342, 177566, 221013, 266349, 442026, 532698, 799047, 1154179, 1598094, 2308358, 3462537, 6925074, 10387611, 20775222]

約数ペア:

[(1, 20775222), (2, 10387611), (3, 6925074), (6, 3462537), (9, 2308358), (13, 1598094), (18, 1154179), (26, 799047), (39, 532698), (47, 442026), (78, 266349), (94, 221013), (117, 177566), (141, 147342), (234, 88783), (282, 73671), (423, 49114), (611, 34002), (846, 24557), (1222, 17001), (1833, 11334), (1889, 10998), (3666, 5667), (3778, 5499)]