20214618928

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{53069}}^1$

素因数の和:53282

約数の個数: 80

約数和(自身を含む): 47380896000

約数和(自身を除く): 27166277072

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 179, 266, 304, 358, 532, 716, 1064, 1253, 1432, 2128, 2506, 2864, 3401, 5012, 6802, 10024, 13604, 20048, 23807, 27208, 47614, 53069, 54416, 95228, 106138, 190456, 212276, 371483, 380912, 424552, 742966, 849104, 1008311, 1485932, 2016622, 2971864, 4033244, 5943728, 7058177, 8066488, 9499351, 14116354, 16132976, 18998702, 28232708, 37997404, 56465416, 66495457, 75994808, 112930832, 132990914, 151989616, 180487669, 265981828, 360975338, 531963656, 721950676, 1063927312, 1263413683, 1443901352, 2526827366, 2887802704, 5053654732, 10107309464, 20214618928]

約数ペア:

[(1, 20214618928), (2, 10107309464), (4, 5053654732), (7, 2887802704), (8, 2526827366), (14, 1443901352), (16, 1263413683), (19, 1063927312), (28, 721950676), (38, 531963656), (56, 360975338), (76, 265981828), (112, 180487669), (133, 151989616), (152, 132990914), (179, 112930832), (266, 75994808), (304, 66495457), (358, 56465416), (532, 37997404), (716, 28232708), (1064, 18998702), (1253, 16132976), (1432, 14116354), (2128, 9499351), (2506, 8066488), (2864, 7058177), (3401, 5943728), (5012, 4033244), (6802, 2971864), (10024, 2016622), (13604, 1485932), (20048, 1008311), (23807, 849104), (27208, 742966), (47614, 424552), (53069, 380912), (54416, 371483), (95228, 212276), (106138, 190456)]