20911632

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{523}}^1$

素因数の和:565

約数の個数: 120

約数和(自身を含む): 66665376

約数和(自身を除く): 45753744

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 34, 42, 48, 49, 51, 56, 68, 84, 98, 102, 112, 119, 136, 147, 168, 196, 204, 238, 272, 294, 336, 357, 392, 408, 476, 523, 588, 714, 784, 816, 833, 952, 1046, 1176, 1428, 1569, 1666, 1904, 2092, 2352, 2499, 2856, 3138, 3332, 3661, 4184, 4998, 5712, 6276, 6664, 7322, 8368, 8891, 9996, 10983, 12552, 13328, 14644, 17782, 19992, 21966, 25104, 25627, 26673, 29288, 35564, 39984, 43932, 51254, 53346, 58576, 62237, 71128, 76881, 87864, 102508, 106692, 124474, 142256, 153762, 175728, 186711, 205016, 213384, 248948, 307524, 373422, 410032, 426768, 435659, 497896, 615048, 746844, 871318, 995792, 1230096, 1306977, 1493688, 1742636, 2613954, 2987376, 3485272, 5227908, 6970544, 10455816, 20911632]

約数ペア:

[(1, 20911632), (2, 10455816), (3, 6970544), (4, 5227908), (6, 3485272), (7, 2987376), (8, 2613954), (12, 1742636), (14, 1493688), (16, 1306977), (17, 1230096), (21, 995792), (24, 871318), (28, 746844), (34, 615048), (42, 497896), (48, 435659), (49, 426768), (51, 410032), (56, 373422), (68, 307524), (84, 248948), (98, 213384), (102, 205016), (112, 186711), (119, 175728), (136, 153762), (147, 142256), (168, 124474), (196, 106692), (204, 102508), (238, 87864), (272, 76881), (294, 71128), (336, 62237), (357, 58576), (392, 53346), (408, 51254), (476, 43932), (523, 39984), (588, 35564), (714, 29288), (784, 26673), (816, 25627), (833, 25104), (952, 21966), (1046, 19992), (1176, 17782), (1428, 14644), (1569, 13328), (1666, 12552), (1904, 10983), (2092, 9996), (2352, 8891), (2499, 8368), (2856, 7322), (3138, 6664), (3332, 6276), (3661, 5712), (4184, 4998)]