20512136160018

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{3803}}^1\times {\mathrm{6968569}}^1$

素因数の和:6972423

約数の個数: 48

約数和(自身を含む): 45488483520480

約数和(自身を除く): 24976347360462

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 3803, 7606, 11409, 22818, 34227, 68454, 163529, 327058, 490587, 981174, 1471761, 2943522, 6968569, 13937138, 20905707, 41811414, 62717121, 125434242, 299648467, 599296934, 898945401, 1797890802, 2696836203, 5393672406, 26501467907, 53002935814, 79504403721, 159008807442, 238513211163, 477026422326, 1139563120001, 2279126240002, 3418689360003, 6837378720006, 10256068080009, 20512136160018]

約数ペア:

[(1, 20512136160018), (2, 10256068080009), (3, 6837378720006), (6, 3418689360003), (9, 2279126240002), (18, 1139563120001), (43, 477026422326), (86, 238513211163), (129, 159008807442), (258, 79504403721), (387, 53002935814), (774, 26501467907), (3803, 5393672406), (7606, 2696836203), (11409, 1797890802), (22818, 898945401), (34227, 599296934), (68454, 299648467), (163529, 125434242), (327058, 62717121), (490587, 41811414), (981174, 20905707), (1471761, 13937138), (2943522, 6968569)]