19996969536

素因数分解:

$2^6\times 3^2\times {\mathrm{53}}^1\times {\mathrm{655037}}^1$

素因数の和:655108

約数の個数: 84

約数和(自身を含む): 58399257852

約数和(自身を除く): 38402288316

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 53, 64, 72, 96, 106, 144, 159, 192, 212, 288, 318, 424, 477, 576, 636, 848, 954, 1272, 1696, 1908, 2544, 3392, 3816, 5088, 7632, 10176, 15264, 30528, 655037, 1310074, 1965111, 2620148, 3930222, 5240296, 5895333, 7860444, 10480592, 11790666, 15720888, 20961184, 23581332, 31441776, 34716961, 41922368, 47162664, 62883552, 69433922, 94325328, 104150883, 125767104, 138867844, 188650656, 208301766, 277735688, 312452649, 377301312, 416603532, 555471376, 624905298, 833207064, 1110942752, 1249810596, 1666414128, 2221885504, 2499621192, 3332828256, 4999242384, 6665656512, 9998484768, 19996969536]

約数ペア:

[(1, 19996969536), (2, 9998484768), (3, 6665656512), (4, 4999242384), (6, 3332828256), (8, 2499621192), (9, 2221885504), (12, 1666414128), (16, 1249810596), (18, 1110942752), (24, 833207064), (32, 624905298), (36, 555471376), (48, 416603532), (53, 377301312), (64, 312452649), (72, 277735688), (96, 208301766), (106, 188650656), (144, 138867844), (159, 125767104), (192, 104150883), (212, 94325328), (288, 69433922), (318, 62883552), (424, 47162664), (477, 41922368), (576, 34716961), (636, 31441776), (848, 23581332), (954, 20961184), (1272, 15720888), (1696, 11790666), (1908, 10480592), (2544, 7860444), (3392, 5895333), (3816, 5240296), (5088, 3930222), (7632, 2620148), (10176, 1965111), (15264, 1310074), (30528, 655037)]