18327420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3511}}^1$

素因数の和:3555

約数の個数: 72

約数和(自身を含む): 57526560

約数和(自身を除く): 39199140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 3511, 5220, 7022, 10533, 14044, 17555, 21066, 31599, 35110, 42132, 52665, 63198, 70220, 101819, 105330, 126396, 157995, 203638, 210660, 305457, 315990, 407276, 509095, 610914, 631980, 916371, 1018190, 1221828, 1527285, 1832742, 2036380, 3054570, 3665484, 4581855, 6109140, 9163710, 18327420]

約数ペア:

[(1, 18327420), (2, 9163710), (3, 6109140), (4, 4581855), (5, 3665484), (6, 3054570), (9, 2036380), (10, 1832742), (12, 1527285), (15, 1221828), (18, 1018190), (20, 916371), (29, 631980), (30, 610914), (36, 509095), (45, 407276), (58, 315990), (60, 305457), (87, 210660), (90, 203638), (116, 157995), (145, 126396), (174, 105330), (180, 101819), (261, 70220), (290, 63198), (348, 52665), (435, 42132), (522, 35110), (580, 31599), (870, 21066), (1044, 17555), (1305, 14044), (1740, 10533), (2610, 7022), (3511, 5220)]