20193768

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{389}}^1$

素因数の和:511

約数の個数: 96

約数和(自身を含む): 63273600

約数和(自身を除く): 43079832

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 103, 126, 168, 206, 252, 309, 389, 412, 504, 618, 721, 778, 824, 927, 1167, 1236, 1442, 1556, 1854, 2163, 2334, 2472, 2723, 2884, 3112, 3501, 3708, 4326, 4668, 5446, 5768, 6489, 7002, 7416, 8169, 8652, 9336, 10892, 12978, 14004, 16338, 17304, 21784, 24507, 25956, 28008, 32676, 40067, 49014, 51912, 65352, 80134, 98028, 120201, 160268, 196056, 240402, 280469, 320536, 360603, 480804, 560938, 721206, 841407, 961608, 1121876, 1442412, 1682814, 2243752, 2524221, 2884824, 3365628, 5048442, 6731256, 10096884, 20193768]

約数ペア:

[(1, 20193768), (2, 10096884), (3, 6731256), (4, 5048442), (6, 3365628), (7, 2884824), (8, 2524221), (9, 2243752), (12, 1682814), (14, 1442412), (18, 1121876), (21, 961608), (24, 841407), (28, 721206), (36, 560938), (42, 480804), (56, 360603), (63, 320536), (72, 280469), (84, 240402), (103, 196056), (126, 160268), (168, 120201), (206, 98028), (252, 80134), (309, 65352), (389, 51912), (412, 49014), (504, 40067), (618, 32676), (721, 28008), (778, 25956), (824, 24507), (927, 21784), (1167, 17304), (1236, 16338), (1442, 14004), (1556, 12978), (1854, 10892), (2163, 9336), (2334, 8652), (2472, 8169), (2723, 7416), (2884, 7002), (3112, 6489), (3501, 5768), (3708, 5446), (4326, 4668)]