2018128515

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{31267}}^1$

素因数の和:31619

約数の個数: 32

約数和(自身を含む): 3488007936

約数和(自身を除く): 1469879421

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 331, 993, 1655, 4303, 4965, 12909, 21515, 31267, 64545, 93801, 156335, 406471, 469005, 1219413, 2032355, 6097065, 10349377, 31048131, 51746885, 134541901, 155240655, 403625703, 672709505, 2018128515]

約数ペア:

[(1, 2018128515), (3, 672709505), (5, 403625703), (13, 155240655), (15, 134541901), (39, 51746885), (65, 31048131), (195, 10349377), (331, 6097065), (993, 2032355), (1655, 1219413), (4303, 469005), (4965, 406471), (12909, 156335), (21515, 93801), (31267, 64545)]