18881496

素因数分解:

$2^3\times 3^2\times {\mathrm{191}}^1\times {\mathrm{1373}}^1$

素因数の和:1576

約数の個数: 48

約数和(自身を含む): 51442560

約数和(自身を除く): 32561064

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 191, 382, 573, 764, 1146, 1373, 1528, 1719, 2292, 2746, 3438, 4119, 4584, 5492, 6876, 8238, 10984, 12357, 13752, 16476, 24714, 32952, 49428, 98856, 262243, 524486, 786729, 1048972, 1573458, 2097944, 2360187, 3146916, 4720374, 6293832, 9440748, 18881496]

約数ペア:

[(1, 18881496), (2, 9440748), (3, 6293832), (4, 4720374), (6, 3146916), (8, 2360187), (9, 2097944), (12, 1573458), (18, 1048972), (24, 786729), (36, 524486), (72, 262243), (191, 98856), (382, 49428), (573, 32952), (764, 24714), (1146, 16476), (1373, 13752), (1528, 12357), (1719, 10984), (2292, 8238), (2746, 6876), (3438, 5492), (4119, 4584)]