18261270

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{613}}^1$

素因数の和:957

約数の個数: 48

約数和(自身を含む): 47700432

約数和(自身を除く): 29439162

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 331, 613, 662, 993, 1226, 1655, 1839, 1986, 2979, 3065, 3310, 3678, 4965, 5517, 5958, 6130, 9195, 9930, 11034, 14895, 18390, 27585, 29790, 55170, 202903, 405806, 608709, 1014515, 1217418, 1826127, 2029030, 3043545, 3652254, 6087090, 9130635, 18261270]

約数ペア:

[(1, 18261270), (2, 9130635), (3, 6087090), (5, 3652254), (6, 3043545), (9, 2029030), (10, 1826127), (15, 1217418), (18, 1014515), (30, 608709), (45, 405806), (90, 202903), (331, 55170), (613, 29790), (662, 27585), (993, 18390), (1226, 14895), (1655, 11034), (1839, 9930), (1986, 9195), (2979, 6130), (3065, 5958), (3310, 5517), (3678, 4965)]