18988008

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{60859}}^1$

素因数の和:60881

約数の個数: 32

約数和(自身を含む): 51122400

約数和(自身を除く): 32134392

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 60859, 121718, 182577, 243436, 365154, 486872, 730308, 791167, 1460616, 1582334, 2373501, 3164668, 4747002, 6329336, 9494004, 18988008]

約数ペア:

[(1, 18988008), (2, 9494004), (3, 6329336), (4, 4747002), (6, 3164668), (8, 2373501), (12, 1582334), (13, 1460616), (24, 791167), (26, 730308), (39, 486872), (52, 365154), (78, 243436), (104, 182577), (156, 121718), (312, 60859)]