18643842

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1873}}^1$

素因数の和:1967

約数の個数: 48

約数和(自身を含む): 46775040

約数和(自身を除く): 28131198

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 79, 126, 158, 237, 474, 553, 711, 1106, 1422, 1659, 1873, 3318, 3746, 4977, 5619, 9954, 11238, 13111, 16857, 26222, 33714, 39333, 78666, 117999, 147967, 235998, 295934, 443901, 887802, 1035769, 1331703, 2071538, 2663406, 3107307, 6214614, 9321921, 18643842]

約数ペア:

[(1, 18643842), (2, 9321921), (3, 6214614), (6, 3107307), (7, 2663406), (9, 2071538), (14, 1331703), (18, 1035769), (21, 887802), (42, 443901), (63, 295934), (79, 235998), (126, 147967), (158, 117999), (237, 78666), (474, 39333), (553, 33714), (711, 26222), (1106, 16857), (1422, 13111), (1659, 11238), (1873, 9954), (3318, 5619), (3746, 4977)]