18518962

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{419}}^1$

素因数の和:487

約数の個数: 48

約数和(自身を含む): 36197280

約数和(自身を除く): 17678318

約数列:

[1, 2, 7, 11, 14, 22, 41, 49, 77, 82, 98, 154, 287, 419, 451, 539, 574, 838, 902, 1078, 2009, 2933, 3157, 4018, 4609, 5866, 6314, 9218, 17179, 20531, 22099, 32263, 34358, 41062, 44198, 64526, 120253, 188969, 225841, 240506, 377938, 451682, 841771, 1322783, 1683542, 2645566, 9259481, 18518962]

約数ペア:

[(1, 18518962), (2, 9259481), (7, 2645566), (11, 1683542), (14, 1322783), (22, 841771), (41, 451682), (49, 377938), (77, 240506), (82, 225841), (98, 188969), (154, 120253), (287, 64526), (419, 44198), (451, 41062), (539, 34358), (574, 32263), (838, 22099), (902, 20531), (1078, 17179), (2009, 9218), (2933, 6314), (3157, 5866), (4018, 4609)]