20047796808

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{64255759}}^1$

素因数の和:64255781

約数の個数: 32

約数和(自身を含む): 53974838400

約数和(自身を除く): 33927041592

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 64255759, 128511518, 192767277, 257023036, 385534554, 514046072, 771069108, 835324867, 1542138216, 1670649734, 2505974601, 3341299468, 5011949202, 6682598936, 10023898404, 20047796808]

約数ペア:

[(1, 20047796808), (2, 10023898404), (3, 6682598936), (4, 5011949202), (6, 3341299468), (8, 2505974601), (12, 1670649734), (13, 1542138216), (24, 835324867), (26, 771069108), (39, 514046072), (52, 385534554), (78, 257023036), (104, 192767277), (156, 128511518), (312, 64255759)]