20126843728

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{12889}}^1\times {\mathrm{5741}}^1$

素因数の和:18655

約数の個数: 40

約数和(自身を含む): 41300024040

約数和(自身を除く): 21173180312

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 5741, 11482, 12889, 22964, 25778, 45928, 51556, 91856, 97597, 103112, 195194, 206224, 219113, 390388, 438226, 780776, 876452, 1561552, 1752904, 3505808, 73995749, 147991498, 295982996, 591965992, 1183931984, 1257927733, 2515855466, 5031710932, 10063421864, 20126843728]

約数ペア:

[(1, 20126843728), (2, 10063421864), (4, 5031710932), (8, 2515855466), (16, 1257927733), (17, 1183931984), (34, 591965992), (68, 295982996), (136, 147991498), (272, 73995749), (5741, 3505808), (11482, 1752904), (12889, 1561552), (22964, 876452), (25778, 780776), (45928, 438226), (51556, 390388), (91856, 219113), (97597, 206224), (103112, 195194)]