18213876

素因数分解:

$2^2\times 3^3\times {\mathrm{137}}^1\times {\mathrm{1231}}^1$

素因数の和:1381

約数の個数: 48

約数和(自身を含む): 47604480

約数和(自身を除く): 29390604

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 137, 274, 411, 548, 822, 1231, 1233, 1644, 2462, 2466, 3693, 3699, 4924, 4932, 7386, 7398, 11079, 14772, 14796, 22158, 33237, 44316, 66474, 132948, 168647, 337294, 505941, 674588, 1011882, 1517823, 2023764, 3035646, 4553469, 6071292, 9106938, 18213876]

約数ペア:

[(1, 18213876), (2, 9106938), (3, 6071292), (4, 4553469), (6, 3035646), (9, 2023764), (12, 1517823), (18, 1011882), (27, 674588), (36, 505941), (54, 337294), (108, 168647), (137, 132948), (274, 66474), (411, 44316), (548, 33237), (822, 22158), (1231, 14796), (1233, 14772), (1644, 11079), (2462, 7398), (2466, 7386), (3693, 4932), (3699, 4924)]