18702420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{659}}^1$

素因数の和:725

約数の個数: 96

約数和(自身を含む): 58544640

約数和(自身を除く): 39842220

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 43, 44, 55, 60, 66, 86, 110, 129, 132, 165, 172, 215, 220, 258, 330, 430, 473, 516, 645, 659, 660, 860, 946, 1290, 1318, 1419, 1892, 1977, 2365, 2580, 2636, 2838, 3295, 3954, 4730, 5676, 6590, 7095, 7249, 7908, 9460, 9885, 13180, 14190, 14498, 19770, 21747, 28337, 28380, 28996, 36245, 39540, 43494, 56674, 72490, 85011, 86988, 108735, 113348, 141685, 144980, 170022, 217470, 283370, 311707, 340044, 425055, 434940, 566740, 623414, 850110, 935121, 1246828, 1558535, 1700220, 1870242, 3117070, 3740484, 4675605, 6234140, 9351210, 18702420]

約数ペア:

[(1, 18702420), (2, 9351210), (3, 6234140), (4, 4675605), (5, 3740484), (6, 3117070), (10, 1870242), (11, 1700220), (12, 1558535), (15, 1246828), (20, 935121), (22, 850110), (30, 623414), (33, 566740), (43, 434940), (44, 425055), (55, 340044), (60, 311707), (66, 283370), (86, 217470), (110, 170022), (129, 144980), (132, 141685), (165, 113348), (172, 108735), (215, 86988), (220, 85011), (258, 72490), (330, 56674), (430, 43494), (473, 39540), (516, 36245), (645, 28996), (659, 28380), (660, 28337), (860, 21747), (946, 19770), (1290, 14498), (1318, 14190), (1419, 13180), (1892, 9885), (1977, 9460), (2365, 7908), (2580, 7249), (2636, 7095), (2838, 6590), (3295, 5676), (3954, 4730)]