18923553262

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1\times {\mathrm{263}}^1$

素因数の和:673

約数の個数: 64

約数和(自身を含む): 30469976064

約数和(自身を除く): 11546422802

約数列:

[1, 2, 31, 43, 62, 86, 137, 197, 263, 274, 394, 526, 1333, 2666, 4247, 5891, 6107, 8153, 8471, 8494, 11309, 11782, 12214, 16306, 16942, 22618, 26989, 36031, 51811, 53978, 72062, 103622, 182621, 262601, 350579, 365242, 525202, 701158, 836659, 1116961, 1160527, 1549333, 1606141, 1673318, 2227873, 2233922, 2321054, 3098666, 3212282, 4455746, 7098107, 14196214, 35976337, 48029323, 69064063, 71952674, 96058646, 138128126, 220041317, 305218601, 440082634, 610437202, 9461776631, 18923553262]

約数ペア:

[(1, 18923553262), (2, 9461776631), (31, 610437202), (43, 440082634), (62, 305218601), (86, 220041317), (137, 138128126), (197, 96058646), (263, 71952674), (274, 69064063), (394, 48029323), (526, 35976337), (1333, 14196214), (2666, 7098107), (4247, 4455746), (5891, 3212282), (6107, 3098666), (8153, 2321054), (8471, 2233922), (8494, 2227873), (11309, 1673318), (11782, 1606141), (12214, 1549333), (16306, 1160527), (16942, 1116961), (22618, 836659), (26989, 701158), (36031, 525202), (51811, 365242), (53978, 350579), (72062, 262601), (103622, 182621)]