18638206920

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{1917511}}^1$

素因数の和:1917537

約数の個数: 96

約数和(自身を含む): 62817693120

約数和(自身を除く): 44179486200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 360, 405, 486, 540, 648, 810, 972, 1080, 1215, 1620, 1944, 2430, 3240, 4860, 9720, 1917511, 3835022, 5752533, 7670044, 9587555, 11505066, 15340088, 17257599, 19175110, 23010132, 28762665, 34515198, 38350220, 46020264, 51772797, 57525330, 69030396, 76700440, 86287995, 103545594, 115050660, 138060792, 155318391, 172575990, 207091188, 230101320, 258863985, 310636782, 345151980, 414182376, 465955173, 517727970, 621273564, 690303960, 776591955, 931910346, 1035455940, 1242547128, 1553183910, 1863820692, 2070911880, 2329775865, 3106367820, 3727641384, 4659551730, 6212735640, 9319103460, 18638206920]

約数ペア:

[(1, 18638206920), (2, 9319103460), (3, 6212735640), (4, 4659551730), (5, 3727641384), (6, 3106367820), (8, 2329775865), (9, 2070911880), (10, 1863820692), (12, 1553183910), (15, 1242547128), (18, 1035455940), (20, 931910346), (24, 776591955), (27, 690303960), (30, 621273564), (36, 517727970), (40, 465955173), (45, 414182376), (54, 345151980), (60, 310636782), (72, 258863985), (81, 230101320), (90, 207091188), (108, 172575990), (120, 155318391), (135, 138060792), (162, 115050660), (180, 103545594), (216, 86287995), (243, 76700440), (270, 69030396), (324, 57525330), (360, 51772797), (405, 46020264), (486, 38350220), (540, 34515198), (648, 28762665), (810, 23010132), (972, 19175110), (1080, 17257599), (1215, 15340088), (1620, 11505066), (1944, 9587555), (2430, 7670044), (3240, 5752533), (4860, 3835022), (9720, 1917511)]