20174100478

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{191039}}^1$

素因数の和:191464

約数の個数: 32

約数和(自身を含む): 36496281600

約数和(自身を除く): 16322181122

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 397, 794, 2779, 5558, 7543, 15086, 52801, 105602, 191039, 382078, 1337273, 2674546, 3629741, 7259482, 25408187, 50816374, 75842483, 151684966, 530897381, 1061794762, 1441007177, 2882014354, 10087050239, 20174100478]

約数ペア:

[(1, 20174100478), (2, 10087050239), (7, 2882014354), (14, 1441007177), (19, 1061794762), (38, 530897381), (133, 151684966), (266, 75842483), (397, 50816374), (794, 25408187), (2779, 7259482), (5558, 3629741), (7543, 2674546), (15086, 1337273), (52801, 382078), (105602, 191039)]