1915207788

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{5387}}^1$

素因数の和:5503

約数の個数: 96

約数和(自身を含む): 5018340096

約数和(自身を除く): 3103132308

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 43, 52, 53, 78, 86, 106, 129, 156, 159, 172, 212, 258, 318, 516, 559, 636, 689, 1118, 1378, 1677, 2067, 2236, 2279, 2756, 3354, 4134, 4558, 5387, 6708, 6837, 8268, 9116, 10774, 13674, 16161, 21548, 27348, 29627, 32322, 59254, 64644, 70031, 88881, 118508, 140062, 177762, 210093, 231641, 280124, 285511, 355524, 420186, 463282, 571022, 694923, 840372, 856533, 926564, 1142044, 1389846, 1713066, 2779692, 3011333, 3426132, 3711643, 6022666, 7423286, 9033999, 11134929, 12045332, 12276973, 14846572, 18067998, 22269858, 24553946, 36135996, 36830919, 44539716, 49107892, 73661838, 147323676, 159600649, 319201298, 478801947, 638402596, 957603894, 1915207788]

約数ペア:

[(1, 1915207788), (2, 957603894), (3, 638402596), (4, 478801947), (6, 319201298), (12, 159600649), (13, 147323676), (26, 73661838), (39, 49107892), (43, 44539716), (52, 36830919), (53, 36135996), (78, 24553946), (86, 22269858), (106, 18067998), (129, 14846572), (156, 12276973), (159, 12045332), (172, 11134929), (212, 9033999), (258, 7423286), (318, 6022666), (516, 3711643), (559, 3426132), (636, 3011333), (689, 2779692), (1118, 1713066), (1378, 1389846), (1677, 1142044), (2067, 926564), (2236, 856533), (2279, 840372), (2756, 694923), (3354, 571022), (4134, 463282), (4558, 420186), (5387, 355524), (6708, 285511), (6837, 280124), (8268, 231641), (9116, 210093), (10774, 177762), (13674, 140062), (16161, 118508), (21548, 88881), (27348, 70031), (29627, 64644), (32322, 59254)]