19848424

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{457}}^1$

素因数の和:613

約数の個数: 32

約数和(自身を含む): 38334600

約数和(自身を除く): 18486176

約数列:

[1, 2, 4, 8, 61, 89, 122, 178, 244, 356, 457, 488, 712, 914, 1828, 3656, 5429, 10858, 21716, 27877, 40673, 43432, 55754, 81346, 111508, 162692, 223016, 325384, 2481053, 4962106, 9924212, 19848424]

約数ペア:

[(1, 19848424), (2, 9924212), (4, 4962106), (8, 2481053), (61, 325384), (89, 223016), (122, 162692), (178, 111508), (244, 81346), (356, 55754), (457, 43432), (488, 40673), (712, 27877), (914, 21716), (1828, 10858), (3656, 5429)]