198172008

素因数分解:

$2^3\times 3^4\times {\mathrm{305821}}^1$

素因数の和:305839

約数の個数: 40

約数和(自身を含む): 555066930

約数和(自身を除く): 356894922

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 305821, 611642, 917463, 1223284, 1834926, 2446568, 2752389, 3669852, 5504778, 7339704, 8257167, 11009556, 16514334, 22019112, 24771501, 33028668, 49543002, 66057336, 99086004, 198172008]

約数ペア:

[(1, 198172008), (2, 99086004), (3, 66057336), (4, 49543002), (6, 33028668), (8, 24771501), (9, 22019112), (12, 16514334), (18, 11009556), (24, 8257167), (27, 7339704), (36, 5504778), (54, 3669852), (72, 2752389), (81, 2446568), (108, 1834926), (162, 1223284), (216, 917463), (324, 611642), (648, 305821)]