20478336

素因数分解:

$2^7\times 3^1\times {\mathrm{17}}^1\times {\mathrm{3137}}^1$

素因数の和:3171

約数の個数: 64

約数和(自身を含む): 57613680

約数和(自身を除く): 37135344

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 64, 68, 96, 102, 128, 136, 192, 204, 272, 384, 408, 544, 816, 1088, 1632, 2176, 3137, 3264, 6274, 6528, 9411, 12548, 18822, 25096, 37644, 50192, 53329, 75288, 100384, 106658, 150576, 159987, 200768, 213316, 301152, 319974, 401536, 426632, 602304, 639948, 853264, 1204608, 1279896, 1706528, 2559792, 3413056, 5119584, 6826112, 10239168, 20478336]

約数ペア:

[(1, 20478336), (2, 10239168), (3, 6826112), (4, 5119584), (6, 3413056), (8, 2559792), (12, 1706528), (16, 1279896), (17, 1204608), (24, 853264), (32, 639948), (34, 602304), (48, 426632), (51, 401536), (64, 319974), (68, 301152), (96, 213316), (102, 200768), (128, 159987), (136, 150576), (192, 106658), (204, 100384), (272, 75288), (384, 53329), (408, 50192), (544, 37644), (816, 25096), (1088, 18822), (1632, 12548), (2176, 9411), (3137, 6528), (3264, 6274)]