20444916

素因数分解:

$2^2\times 3^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{431}}^1$

素因数の和:564

約数の個数: 48

約数和(自身を含む): 49351680

約数和(自身を除く): 28906764

約数列:

[1, 2, 3, 4, 6, 12, 59, 67, 118, 134, 177, 201, 236, 268, 354, 402, 431, 708, 804, 862, 1293, 1724, 2586, 3953, 5172, 7906, 11859, 15812, 23718, 25429, 28877, 47436, 50858, 57754, 76287, 86631, 101716, 115508, 152574, 173262, 305148, 346524, 1703743, 3407486, 5111229, 6814972, 10222458, 20444916]

約数ペア:

[(1, 20444916), (2, 10222458), (3, 6814972), (4, 5111229), (6, 3407486), (12, 1703743), (59, 346524), (67, 305148), (118, 173262), (134, 152574), (177, 115508), (201, 101716), (236, 86631), (268, 76287), (354, 57754), (402, 50858), (431, 47436), (708, 28877), (804, 25429), (862, 23718), (1293, 15812), (1724, 11859), (2586, 7906), (3953, 5172)]