19839672

素因数分解:

$2^3\times 3^2\times {\mathrm{71}}^1\times {\mathrm{3881}}^1$

素因数の和:3964

約数の個数: 48

約数和(自身を含む): 54503280

約数和(自身を除く): 34663608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 71, 72, 142, 213, 284, 426, 568, 639, 852, 1278, 1704, 2556, 3881, 5112, 7762, 11643, 15524, 23286, 31048, 34929, 46572, 69858, 93144, 139716, 275551, 279432, 551102, 826653, 1102204, 1653306, 2204408, 2479959, 3306612, 4959918, 6613224, 9919836, 19839672]

約数ペア:

[(1, 19839672), (2, 9919836), (3, 6613224), (4, 4959918), (6, 3306612), (8, 2479959), (9, 2204408), (12, 1653306), (18, 1102204), (24, 826653), (36, 551102), (71, 279432), (72, 275551), (142, 139716), (213, 93144), (284, 69858), (426, 46572), (568, 34929), (639, 31048), (852, 23286), (1278, 15524), (1704, 11643), (2556, 7762), (3881, 5112)]