18990768

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^2\times {\mathrm{37}}^2$

素因数の和:119

約数の個数: 90

約数和(自身を含む): 53561676

約数和(自身を除く): 34570908

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 37, 48, 51, 68, 74, 102, 111, 136, 148, 204, 222, 272, 289, 296, 408, 444, 578, 592, 629, 816, 867, 888, 1156, 1258, 1369, 1734, 1776, 1887, 2312, 2516, 2738, 3468, 3774, 4107, 4624, 5032, 5476, 6936, 7548, 8214, 10064, 10693, 10952, 13872, 15096, 16428, 21386, 21904, 23273, 30192, 32079, 32856, 42772, 46546, 64158, 65712, 69819, 85544, 93092, 128316, 139638, 171088, 186184, 256632, 279276, 372368, 395641, 513264, 558552, 791282, 1117104, 1186923, 1582564, 2373846, 3165128, 4747692, 6330256, 9495384, 18990768]

約数ペア:

[(1, 18990768), (2, 9495384), (3, 6330256), (4, 4747692), (6, 3165128), (8, 2373846), (12, 1582564), (16, 1186923), (17, 1117104), (24, 791282), (34, 558552), (37, 513264), (48, 395641), (51, 372368), (68, 279276), (74, 256632), (102, 186184), (111, 171088), (136, 139638), (148, 128316), (204, 93092), (222, 85544), (272, 69819), (289, 65712), (296, 64158), (408, 46546), (444, 42772), (578, 32856), (592, 32079), (629, 30192), (816, 23273), (867, 21904), (888, 21386), (1156, 16428), (1258, 15096), (1369, 13872), (1734, 10952), (1776, 10693), (1887, 10064), (2312, 8214), (2516, 7548), (2738, 6936), (3468, 5476), (3774, 5032), (4107, 4624)]