18978771330

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6802427}}^1$

素因数の和:6802471

約数の個数: 48

約数和(自身を含む): 50936580864

約数和(自身を除く): 31957809534

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 6802427, 13604854, 20407281, 34012135, 40814562, 61221843, 68024270, 102036405, 122443686, 204072810, 210875237, 306109215, 421750474, 612218430, 632625711, 1054376185, 1265251422, 1897877133, 2108752370, 3163128555, 3795754266, 6326257110, 9489385665, 18978771330]

約数ペア:

[(1, 18978771330), (2, 9489385665), (3, 6326257110), (5, 3795754266), (6, 3163128555), (9, 2108752370), (10, 1897877133), (15, 1265251422), (18, 1054376185), (30, 632625711), (31, 612218430), (45, 421750474), (62, 306109215), (90, 210875237), (93, 204072810), (155, 122443686), (186, 102036405), (279, 68024270), (310, 61221843), (465, 40814562), (558, 34012135), (930, 20407281), (1395, 13604854), (2790, 6802427)]