199819010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{19843}}^1$

素因数の和:19922

約数の個数: 32

約数和(自身を含む): 385767360

約数和(自身を除く): 185948350

約数列:

[1, 2, 5, 10, 19, 38, 53, 95, 106, 190, 265, 530, 1007, 2014, 5035, 10070, 19843, 39686, 99215, 198430, 377017, 754034, 1051679, 1885085, 2103358, 3770170, 5258395, 10516790, 19981901, 39963802, 99909505, 199819010]

約数ペア:

[(1, 199819010), (2, 99909505), (5, 39963802), (10, 19981901), (19, 10516790), (38, 5258395), (53, 3770170), (95, 2103358), (106, 1885085), (190, 1051679), (265, 754034), (530, 377017), (1007, 198430), (2014, 99215), (5035, 39686), (10070, 19843)]