18978282

素因数分解:

$2^1\times 3^2\times {\mathrm{83}}^1\times {\mathrm{12703}}^1$

素因数の和:12794

約数の個数: 24

約数和(自身を含む): 41618304

約数和(自身を除く): 22640022

約数列:

[1, 2, 3, 6, 9, 18, 83, 166, 249, 498, 747, 1494, 12703, 25406, 38109, 76218, 114327, 228654, 1054349, 2108698, 3163047, 6326094, 9489141, 18978282]

約数ペア:

[(1, 18978282), (2, 9489141), (3, 6326094), (6, 3163047), (9, 2108698), (18, 1054349), (83, 228654), (166, 114327), (249, 76218), (498, 38109), (747, 25406), (1494, 12703)]