20847168

素因数分解:

$2^6\times 3^2\times {\mathrm{17}}^1\times {\mathrm{2129}}^1$

素因数の和:2164

約数の個数: 84

約数和(自身を含む): 63299340

約数和(自身を除く): 42452172

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 64, 68, 72, 96, 102, 136, 144, 153, 192, 204, 272, 288, 306, 408, 544, 576, 612, 816, 1088, 1224, 1632, 2129, 2448, 3264, 4258, 4896, 6387, 8516, 9792, 12774, 17032, 19161, 25548, 34064, 36193, 38322, 51096, 68128, 72386, 76644, 102192, 108579, 136256, 144772, 153288, 204384, 217158, 289544, 306576, 325737, 408768, 434316, 579088, 613152, 651474, 868632, 1158176, 1226304, 1302948, 1737264, 2316352, 2605896, 3474528, 5211792, 6949056, 10423584, 20847168]

約数ペア:

[(1, 20847168), (2, 10423584), (3, 6949056), (4, 5211792), (6, 3474528), (8, 2605896), (9, 2316352), (12, 1737264), (16, 1302948), (17, 1226304), (18, 1158176), (24, 868632), (32, 651474), (34, 613152), (36, 579088), (48, 434316), (51, 408768), (64, 325737), (68, 306576), (72, 289544), (96, 217158), (102, 204384), (136, 153288), (144, 144772), (153, 136256), (192, 108579), (204, 102192), (272, 76644), (288, 72386), (306, 68128), (408, 51096), (544, 38322), (576, 36193), (612, 34064), (816, 25548), (1088, 19161), (1224, 17032), (1632, 12774), (2129, 9792), (2448, 8516), (3264, 6387), (4258, 4896)]