1820868

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{409}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 4959360

約数和(自身を除く): 3138492

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 53, 84, 106, 159, 212, 318, 371, 409, 636, 742, 818, 1113, 1227, 1484, 1636, 2226, 2454, 2863, 4452, 4908, 5726, 8589, 11452, 17178, 21677, 34356, 43354, 65031, 86708, 130062, 151739, 260124, 303478, 455217, 606956, 910434, 1820868]

約数ペア:

[(1, 1820868), (2, 910434), (3, 606956), (4, 455217), (6, 303478), (7, 260124), (12, 151739), (14, 130062), (21, 86708), (28, 65031), (42, 43354), (53, 34356), (84, 21677), (106, 17178), (159, 11452), (212, 8589), (318, 5726), (371, 4908), (409, 4452), (636, 2863), (742, 2454), (818, 2226), (1113, 1636), (1227, 1484)]