18997848

素因数分解:

$2^3\times 3^3\times {\mathrm{281}}^1\times {\mathrm{313}}^1$

素因数の和:609

約数の個数: 64

約数和(自身を含む): 53128800

約数和(自身を除く): 34130952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 281, 313, 562, 626, 843, 939, 1124, 1252, 1686, 1878, 2248, 2504, 2529, 2817, 3372, 3756, 5058, 5634, 6744, 7512, 7587, 8451, 10116, 11268, 15174, 16902, 20232, 22536, 30348, 33804, 60696, 67608, 87953, 175906, 263859, 351812, 527718, 703624, 791577, 1055436, 1583154, 2110872, 2374731, 3166308, 4749462, 6332616, 9498924, 18997848]

約数ペア:

[(1, 18997848), (2, 9498924), (3, 6332616), (4, 4749462), (6, 3166308), (8, 2374731), (9, 2110872), (12, 1583154), (18, 1055436), (24, 791577), (27, 703624), (36, 527718), (54, 351812), (72, 263859), (108, 175906), (216, 87953), (281, 67608), (313, 60696), (562, 33804), (626, 30348), (843, 22536), (939, 20232), (1124, 16902), (1252, 15174), (1686, 11268), (1878, 10116), (2248, 8451), (2504, 7587), (2529, 7512), (2817, 6744), (3372, 5634), (3756, 5058)]