18409974

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{277}}^1$

素因数の和:365

約数の個数: 64

約数和(自身を含む): 43234560

約数和(自身を除く): 24824586

約数列:

[1, 2, 3, 6, 11, 19, 22, 33, 38, 53, 57, 66, 106, 114, 159, 209, 277, 318, 418, 554, 583, 627, 831, 1007, 1166, 1254, 1662, 1749, 2014, 3021, 3047, 3498, 5263, 6042, 6094, 9141, 10526, 11077, 14681, 15789, 18282, 22154, 29362, 31578, 33231, 44043, 57893, 66462, 88086, 115786, 161491, 173679, 278939, 322982, 347358, 484473, 557878, 836817, 968946, 1673634, 3068329, 6136658, 9204987, 18409974]

約数ペア:

[(1, 18409974), (2, 9204987), (3, 6136658), (6, 3068329), (11, 1673634), (19, 968946), (22, 836817), (33, 557878), (38, 484473), (53, 347358), (57, 322982), (66, 278939), (106, 173679), (114, 161491), (159, 115786), (209, 88086), (277, 66462), (318, 57893), (418, 44043), (554, 33231), (583, 31578), (627, 29362), (831, 22154), (1007, 18282), (1166, 15789), (1254, 14681), (1662, 11077), (1749, 10526), (2014, 9141), (3021, 6094), (3047, 6042), (3498, 5263)]