20125915528

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{7788667}}^1$

素因数の和:7788709

約数の個数: 32

約数和(自身を含む): 42058807200

約数和(自身を除く): 21932891672

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 323, 646, 1292, 2584, 7788667, 15577334, 31154668, 62309336, 132407339, 147984673, 264814678, 295969346, 529629356, 591938692, 1059258712, 1183877384, 2515739441, 5031478882, 10062957764, 20125915528]

約数ペア:

[(1, 20125915528), (2, 10062957764), (4, 5031478882), (8, 2515739441), (17, 1183877384), (19, 1059258712), (34, 591938692), (38, 529629356), (68, 295969346), (76, 264814678), (136, 147984673), (152, 132407339), (323, 62309336), (646, 31154668), (1292, 15577334), (2584, 7788667)]