18789930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12281}}^1$

素因数の和:12311

約数の個数: 48

約数和(自身を含む): 51731784

約数和(自身を除く): 32941854

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 306, 510, 765, 1530, 12281, 24562, 36843, 61405, 73686, 110529, 122810, 184215, 208777, 221058, 368430, 417554, 552645, 626331, 1043885, 1105290, 1252662, 1878993, 2087770, 3131655, 3757986, 6263310, 9394965, 18789930]

約数ペア:

[(1, 18789930), (2, 9394965), (3, 6263310), (5, 3757986), (6, 3131655), (9, 2087770), (10, 1878993), (15, 1252662), (17, 1105290), (18, 1043885), (30, 626331), (34, 552645), (45, 417554), (51, 368430), (85, 221058), (90, 208777), (102, 184215), (153, 122810), (170, 110529), (255, 73686), (306, 61405), (510, 36843), (765, 24562), (1530, 12281)]