18993384

素因数分解:

$2^3\times 3^2\times {\mathrm{151}}^1\times {\mathrm{1747}}^1$

素因数の和:1910

約数の個数: 48

約数和(自身を含む): 51810720

約数和(自身を除く): 32817336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 151, 302, 453, 604, 906, 1208, 1359, 1747, 1812, 2718, 3494, 3624, 5241, 5436, 6988, 10482, 10872, 13976, 15723, 20964, 31446, 41928, 62892, 125784, 263797, 527594, 791391, 1055188, 1582782, 2110376, 2374173, 3165564, 4748346, 6331128, 9496692, 18993384]

約数ペア:

[(1, 18993384), (2, 9496692), (3, 6331128), (4, 4748346), (6, 3165564), (8, 2374173), (9, 2110376), (12, 1582782), (18, 1055188), (24, 791391), (36, 527594), (72, 263797), (151, 125784), (302, 62892), (453, 41928), (604, 31446), (906, 20964), (1208, 15723), (1359, 13976), (1747, 10872), (1812, 10482), (2718, 6988), (3494, 5436), (3624, 5241)]