20758752

素因数分解:

$2^5\times 3^2\times 7^2\times {\mathrm{1471}}^1$

素因数の和:1501

約数の個数: 108

約数和(自身を含む): 68717376

約数和(自身を除く): 47958624

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 72, 84, 96, 98, 112, 126, 144, 147, 168, 196, 224, 252, 288, 294, 336, 392, 441, 504, 588, 672, 784, 882, 1008, 1176, 1471, 1568, 1764, 2016, 2352, 2942, 3528, 4413, 4704, 5884, 7056, 8826, 10297, 11768, 13239, 14112, 17652, 20594, 23536, 26478, 30891, 35304, 41188, 47072, 52956, 61782, 70608, 72079, 82376, 92673, 105912, 123564, 141216, 144158, 164752, 185346, 211824, 216237, 247128, 288316, 329504, 370692, 423648, 432474, 494256, 576632, 648711, 741384, 864948, 988512, 1153264, 1297422, 1482768, 1729896, 2306528, 2594844, 2965536, 3459792, 5189688, 6919584, 10379376, 20758752]

約数ペア:

[(1, 20758752), (2, 10379376), (3, 6919584), (4, 5189688), (6, 3459792), (7, 2965536), (8, 2594844), (9, 2306528), (12, 1729896), (14, 1482768), (16, 1297422), (18, 1153264), (21, 988512), (24, 864948), (28, 741384), (32, 648711), (36, 576632), (42, 494256), (48, 432474), (49, 423648), (56, 370692), (63, 329504), (72, 288316), (84, 247128), (96, 216237), (98, 211824), (112, 185346), (126, 164752), (144, 144158), (147, 141216), (168, 123564), (196, 105912), (224, 92673), (252, 82376), (288, 72079), (294, 70608), (336, 61782), (392, 52956), (441, 47072), (504, 41188), (588, 35304), (672, 30891), (784, 26478), (882, 23536), (1008, 20594), (1176, 17652), (1471, 14112), (1568, 13239), (1764, 11768), (2016, 10297), (2352, 8826), (2942, 7056), (3528, 5884), (4413, 4704)]