20148856

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{2129}}^1$

素因数の和:2168

約数の個数: 48

約数和(自身を含む): 46774800

約数和(自身を除く): 26625944

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 169, 182, 338, 364, 676, 728, 1183, 1352, 2129, 2366, 4258, 4732, 8516, 9464, 14903, 17032, 27677, 29806, 55354, 59612, 110708, 119224, 193739, 221416, 359801, 387478, 719602, 774956, 1439204, 1549912, 2518607, 2878408, 5037214, 10074428, 20148856]

約数ペア:

[(1, 20148856), (2, 10074428), (4, 5037214), (7, 2878408), (8, 2518607), (13, 1549912), (14, 1439204), (26, 774956), (28, 719602), (52, 387478), (56, 359801), (91, 221416), (104, 193739), (169, 119224), (182, 110708), (338, 59612), (364, 55354), (676, 29806), (728, 27677), (1183, 17032), (1352, 14903), (2129, 9464), (2366, 8516), (4258, 4732)]