20065590832

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{154579}}^1$

素因数の和:154674

約数の個数: 80

約数和(自身を含む): 47536441600

約数和(自身を除く): 27470850768

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 61, 76, 112, 122, 133, 152, 244, 266, 304, 427, 488, 532, 854, 976, 1064, 1159, 1708, 2128, 2318, 3416, 4636, 6832, 8113, 9272, 16226, 18544, 32452, 64904, 129808, 154579, 309158, 618316, 1082053, 1236632, 2164106, 2473264, 2937001, 4328212, 5874002, 8656424, 9429319, 11748004, 17312848, 18858638, 20559007, 23496008, 37717276, 41118014, 46992016, 66005233, 75434552, 82236028, 132010466, 150869104, 164472056, 179157061, 264020932, 328944112, 358314122, 528041864, 716628244, 1056083728, 1254099427, 1433256488, 2508198854, 2866512976, 5016397708, 10032795416, 20065590832]

約数ペア:

[(1, 20065590832), (2, 10032795416), (4, 5016397708), (7, 2866512976), (8, 2508198854), (14, 1433256488), (16, 1254099427), (19, 1056083728), (28, 716628244), (38, 528041864), (56, 358314122), (61, 328944112), (76, 264020932), (112, 179157061), (122, 164472056), (133, 150869104), (152, 132010466), (244, 82236028), (266, 75434552), (304, 66005233), (427, 46992016), (488, 41118014), (532, 37717276), (854, 23496008), (976, 20559007), (1064, 18858638), (1159, 17312848), (1708, 11748004), (2128, 9429319), (2318, 8656424), (3416, 5874002), (4636, 4328212), (6832, 2937001), (8113, 2473264), (9272, 2164106), (16226, 1236632), (18544, 1082053), (32452, 618316), (64904, 309158), (129808, 154579)]