20057464

素因数分解:

$2^3\times 7^2\times {\mathrm{19}}^1\times {\mathrm{2693}}^1$

素因数の和:2732

約数の個数: 48

約数和(自身を含む): 46067400

約数和(自身を除く): 26009936

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 49, 56, 76, 98, 133, 152, 196, 266, 392, 532, 931, 1064, 1862, 2693, 3724, 5386, 7448, 10772, 18851, 21544, 37702, 51167, 75404, 102334, 131957, 150808, 204668, 263914, 358169, 409336, 527828, 716338, 1055656, 1432676, 2507183, 2865352, 5014366, 10028732, 20057464]

約数ペア:

[(1, 20057464), (2, 10028732), (4, 5014366), (7, 2865352), (8, 2507183), (14, 1432676), (19, 1055656), (28, 716338), (38, 527828), (49, 409336), (56, 358169), (76, 263914), (98, 204668), (133, 150808), (152, 131957), (196, 102334), (266, 75404), (392, 51167), (532, 37702), (931, 21544), (1064, 18851), (1862, 10772), (2693, 7448), (3724, 5386)]