18611730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{911}}^1$

素因数の和:1151

約数の個数: 48

約数和(自身を含む): 48657024

約数和(自身を除く): 30045294

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 227, 454, 681, 911, 1135, 1362, 1822, 2043, 2270, 2733, 3405, 4086, 4555, 5466, 6810, 8199, 9110, 10215, 13665, 16398, 20430, 27330, 40995, 81990, 206797, 413594, 620391, 1033985, 1240782, 1861173, 2067970, 3101955, 3722346, 6203910, 9305865, 18611730]

約数ペア:

[(1, 18611730), (2, 9305865), (3, 6203910), (5, 3722346), (6, 3101955), (9, 2067970), (10, 1861173), (15, 1240782), (18, 1033985), (30, 620391), (45, 413594), (90, 206797), (227, 81990), (454, 40995), (681, 27330), (911, 20430), (1135, 16398), (1362, 13665), (1822, 10215), (2043, 9110), (2270, 8199), (2733, 6810), (3405, 5466), (4086, 4555)]