20010744

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{21379}}^1$

素因数の和:21404

約数の個数: 48

約数和(自身を含む): 58367400

約数和(自身を除く): 38356656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 21379, 42758, 64137, 85516, 128274, 171032, 192411, 256548, 277927, 384822, 513096, 555854, 769644, 833781, 1111708, 1539288, 1667562, 2223416, 2501343, 3335124, 5002686, 6670248, 10005372, 20010744]

約数ペア:

[(1, 20010744), (2, 10005372), (3, 6670248), (4, 5002686), (6, 3335124), (8, 2501343), (9, 2223416), (12, 1667562), (13, 1539288), (18, 1111708), (24, 833781), (26, 769644), (36, 555854), (39, 513096), (52, 384822), (72, 277927), (78, 256548), (104, 192411), (117, 171032), (156, 128274), (234, 85516), (312, 64137), (468, 42758), (936, 21379)]