18405648

素因数分解:

$2^4\times 3^2\times {\mathrm{127817}}^1$

素因数の和:127831

約数の個数: 30

約数和(自身を含む): 51510654

約数和(自身を除く): 33105006

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 127817, 255634, 383451, 511268, 766902, 1022536, 1150353, 1533804, 2045072, 2300706, 3067608, 4601412, 6135216, 9202824, 18405648]

約数ペア:

[(1, 18405648), (2, 9202824), (3, 6135216), (4, 4601412), (6, 3067608), (8, 2300706), (9, 2045072), (12, 1533804), (16, 1150353), (18, 1022536), (24, 766902), (36, 511268), (48, 383451), (72, 255634), (144, 127817)]