18996192

素因数分解:

$2^5\times 3^2\times {\mathrm{71}}^1\times {\mathrm{929}}^1$

素因数の和:1016

約数の個数: 72

約数和(自身を含む): 54840240

約数和(自身を除く): 35844048

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 71, 72, 96, 142, 144, 213, 284, 288, 426, 568, 639, 852, 929, 1136, 1278, 1704, 1858, 2272, 2556, 2787, 3408, 3716, 5112, 5574, 6816, 7432, 8361, 10224, 11148, 14864, 16722, 20448, 22296, 29728, 33444, 44592, 65959, 66888, 89184, 131918, 133776, 197877, 263836, 267552, 395754, 527672, 593631, 791508, 1055344, 1187262, 1583016, 2110688, 2374524, 3166032, 4749048, 6332064, 9498096, 18996192]

約数ペア:

[(1, 18996192), (2, 9498096), (3, 6332064), (4, 4749048), (6, 3166032), (8, 2374524), (9, 2110688), (12, 1583016), (16, 1187262), (18, 1055344), (24, 791508), (32, 593631), (36, 527672), (48, 395754), (71, 267552), (72, 263836), (96, 197877), (142, 133776), (144, 131918), (213, 89184), (284, 66888), (288, 65959), (426, 44592), (568, 33444), (639, 29728), (852, 22296), (929, 20448), (1136, 16722), (1278, 14864), (1704, 11148), (1858, 10224), (2272, 8361), (2556, 7432), (2787, 6816), (3408, 5574), (3716, 5112)]