18604620

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1$

素因数の和:412

約数の個数: 96

約数和(自身を含む): 58544640

約数和(自身を除く): 39940020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 131, 135, 180, 262, 263, 270, 393, 524, 526, 540, 655, 786, 789, 1052, 1179, 1310, 1315, 1572, 1578, 1965, 2358, 2367, 2620, 2630, 3156, 3537, 3930, 3945, 4716, 4734, 5260, 5895, 7074, 7101, 7860, 7890, 9468, 11790, 11835, 14148, 14202, 15780, 17685, 23580, 23670, 28404, 34453, 35370, 35505, 47340, 68906, 70740, 71010, 103359, 137812, 142020, 172265, 206718, 310077, 344530, 413436, 516795, 620154, 689060, 930231, 1033590, 1240308, 1550385, 1860462, 2067180, 3100770, 3720924, 4651155, 6201540, 9302310, 18604620]

約数ペア:

[(1, 18604620), (2, 9302310), (3, 6201540), (4, 4651155), (5, 3720924), (6, 3100770), (9, 2067180), (10, 1860462), (12, 1550385), (15, 1240308), (18, 1033590), (20, 930231), (27, 689060), (30, 620154), (36, 516795), (45, 413436), (54, 344530), (60, 310077), (90, 206718), (108, 172265), (131, 142020), (135, 137812), (180, 103359), (262, 71010), (263, 70740), (270, 68906), (393, 47340), (524, 35505), (526, 35370), (540, 34453), (655, 28404), (786, 23670), (789, 23580), (1052, 17685), (1179, 15780), (1310, 14202), (1315, 14148), (1572, 11835), (1578, 11790), (1965, 9468), (2358, 7890), (2367, 7860), (2620, 7101), (2630, 7074), (3156, 5895), (3537, 5260), (3930, 4734), (3945, 4716)]