18900216

素因数分解:

$2^3\times 3^4\times {\mathrm{29167}}^1$

素因数の和:29185

約数の個数: 40

約数和(自身を含む): 52939920

約数和(自身を除く): 34039704

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 29167, 58334, 87501, 116668, 175002, 233336, 262503, 350004, 525006, 700008, 787509, 1050012, 1575018, 2100024, 2362527, 3150036, 4725054, 6300072, 9450108, 18900216]

約数ペア:

[(1, 18900216), (2, 9450108), (3, 6300072), (4, 4725054), (6, 3150036), (8, 2362527), (9, 2100024), (12, 1575018), (18, 1050012), (24, 787509), (27, 700008), (36, 525006), (54, 350004), (72, 262503), (81, 233336), (108, 175002), (162, 116668), (216, 87501), (324, 58334), (648, 29167)]