18405954

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{16231}}^1$

素因数の和:16252

約数の個数: 40

約数和(自身を含む): 47137728

約数和(自身を除く): 28731774

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 16231, 32462, 48693, 97386, 113617, 146079, 227234, 292158, 340851, 438237, 681702, 876474, 1022553, 1314711, 2045106, 2629422, 3067659, 6135318, 9202977, 18405954]

約数ペア:

[(1, 18405954), (2, 9202977), (3, 6135318), (6, 3067659), (7, 2629422), (9, 2045106), (14, 1314711), (18, 1022553), (21, 876474), (27, 681702), (42, 438237), (54, 340851), (63, 292158), (81, 227234), (126, 146079), (162, 113617), (189, 97386), (378, 48693), (567, 32462), (1134, 16231)]