18382070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:285

約数の個数: 64

約数和(自身を含む): 40144896

約数和(自身を除く): 21762826

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 43, 62, 70, 86, 155, 197, 215, 217, 301, 310, 394, 430, 434, 602, 985, 1085, 1333, 1379, 1505, 1970, 2170, 2666, 2758, 3010, 6107, 6665, 6895, 8471, 9331, 12214, 13330, 13790, 16942, 18662, 30535, 42355, 42749, 46655, 59297, 61070, 84710, 85498, 93310, 118594, 213745, 262601, 296485, 427490, 525202, 592970, 1313005, 1838207, 2626010, 3676414, 9191035, 18382070]

約数ペア:

[(1, 18382070), (2, 9191035), (5, 3676414), (7, 2626010), (10, 1838207), (14, 1313005), (31, 592970), (35, 525202), (43, 427490), (62, 296485), (70, 262601), (86, 213745), (155, 118594), (197, 93310), (215, 85498), (217, 84710), (301, 61070), (310, 59297), (394, 46655), (430, 42749), (434, 42355), (602, 30535), (985, 18662), (1085, 16942), (1333, 13790), (1379, 13330), (1505, 12214), (1970, 9331), (2170, 8471), (2666, 6895), (2758, 6665), (3010, 6107)]