20935872

素因数分解:

$2^6\times 3^2\times {\mathrm{19}}^1\times {\mathrm{1913}}^1$

素因数の和:1950

約数の個数: 84

約数和(自身を含む): 63200280

約数和(自身を除く): 42264408

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 64, 72, 76, 96, 114, 144, 152, 171, 192, 228, 288, 304, 342, 456, 576, 608, 684, 912, 1216, 1368, 1824, 1913, 2736, 3648, 3826, 5472, 5739, 7652, 10944, 11478, 15304, 17217, 22956, 30608, 34434, 36347, 45912, 61216, 68868, 72694, 91824, 109041, 122432, 137736, 145388, 183648, 218082, 275472, 290776, 327123, 367296, 436164, 550944, 581552, 654246, 872328, 1101888, 1163104, 1308492, 1744656, 2326208, 2616984, 3489312, 5233968, 6978624, 10467936, 20935872]

約数ペア:

[(1, 20935872), (2, 10467936), (3, 6978624), (4, 5233968), (6, 3489312), (8, 2616984), (9, 2326208), (12, 1744656), (16, 1308492), (18, 1163104), (19, 1101888), (24, 872328), (32, 654246), (36, 581552), (38, 550944), (48, 436164), (57, 367296), (64, 327123), (72, 290776), (76, 275472), (96, 218082), (114, 183648), (144, 145388), (152, 137736), (171, 122432), (192, 109041), (228, 91824), (288, 72694), (304, 68868), (342, 61216), (456, 45912), (576, 36347), (608, 34434), (684, 30608), (912, 22956), (1216, 17217), (1368, 15304), (1824, 11478), (1913, 10944), (2736, 7652), (3648, 5739), (3826, 5472)]