20047488

素因数分解:

$2^7\times 3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:154

約数の個数: 128

約数和(自身を含む): 58605120

約数和(自身を除く): 38557632

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 37, 48, 51, 64, 68, 74, 83, 96, 102, 111, 128, 136, 148, 166, 192, 204, 222, 249, 272, 296, 332, 384, 408, 444, 498, 544, 592, 629, 664, 816, 888, 996, 1088, 1184, 1258, 1328, 1411, 1632, 1776, 1887, 1992, 2176, 2368, 2516, 2656, 2822, 3071, 3264, 3552, 3774, 3984, 4233, 4736, 5032, 5312, 5644, 6142, 6528, 7104, 7548, 7968, 8466, 9213, 10064, 10624, 11288, 12284, 14208, 15096, 15936, 16932, 18426, 20128, 22576, 24568, 30192, 31872, 33864, 36852, 40256, 45152, 49136, 52207, 60384, 67728, 73704, 80512, 90304, 98272, 104414, 120768, 135456, 147408, 156621, 180608, 196544, 208828, 241536, 270912, 294816, 313242, 393088, 417656, 541824, 589632, 626484, 835312, 1179264, 1252968, 1670624, 2505936, 3341248, 5011872, 6682496, 10023744, 20047488]

約数ペア:

[(1, 20047488), (2, 10023744), (3, 6682496), (4, 5011872), (6, 3341248), (8, 2505936), (12, 1670624), (16, 1252968), (17, 1179264), (24, 835312), (32, 626484), (34, 589632), (37, 541824), (48, 417656), (51, 393088), (64, 313242), (68, 294816), (74, 270912), (83, 241536), (96, 208828), (102, 196544), (111, 180608), (128, 156621), (136, 147408), (148, 135456), (166, 120768), (192, 104414), (204, 98272), (222, 90304), (249, 80512), (272, 73704), (296, 67728), (332, 60384), (384, 52207), (408, 49136), (444, 45152), (498, 40256), (544, 36852), (592, 33864), (629, 31872), (664, 30192), (816, 24568), (888, 22576), (996, 20128), (1088, 18426), (1184, 16932), (1258, 15936), (1328, 15096), (1411, 14208), (1632, 12284), (1776, 11288), (1887, 10624), (1992, 10064), (2176, 9213), (2368, 8466), (2516, 7968), (2656, 7548), (2822, 7104), (3071, 6528), (3264, 6142), (3552, 5644), (3774, 5312), (3984, 5032), (4233, 4736)]