18911160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{401}}^1$

素因数の和:549

約数の個数: 96

約数和(自身を含む): 62084880

約数和(自身を除く): 43173720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 131, 180, 262, 360, 393, 401, 524, 655, 786, 802, 1048, 1179, 1203, 1310, 1572, 1604, 1965, 2005, 2358, 2406, 2620, 3144, 3208, 3609, 3930, 4010, 4716, 4812, 5240, 5895, 6015, 7218, 7860, 8020, 9432, 9624, 11790, 12030, 14436, 15720, 16040, 18045, 23580, 24060, 28872, 36090, 47160, 48120, 52531, 72180, 105062, 144360, 157593, 210124, 262655, 315186, 420248, 472779, 525310, 630372, 787965, 945558, 1050620, 1260744, 1575930, 1891116, 2101240, 2363895, 3151860, 3782232, 4727790, 6303720, 9455580, 18911160]

約数ペア:

[(1, 18911160), (2, 9455580), (3, 6303720), (4, 4727790), (5, 3782232), (6, 3151860), (8, 2363895), (9, 2101240), (10, 1891116), (12, 1575930), (15, 1260744), (18, 1050620), (20, 945558), (24, 787965), (30, 630372), (36, 525310), (40, 472779), (45, 420248), (60, 315186), (72, 262655), (90, 210124), (120, 157593), (131, 144360), (180, 105062), (262, 72180), (360, 52531), (393, 48120), (401, 47160), (524, 36090), (655, 28872), (786, 24060), (802, 23580), (1048, 18045), (1179, 16040), (1203, 15720), (1310, 14436), (1572, 12030), (1604, 11790), (1965, 9624), (2005, 9432), (2358, 8020), (2406, 7860), (2620, 7218), (3144, 6015), (3208, 5895), (3609, 5240), (3930, 4812), (4010, 4716)]