18713974

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{491}}^1$

素因数の和:588

約数の個数: 32

約数和(自身を含む): 31881600

約数和(自身を除く): 13167626

約数列:

[1, 2, 17, 19, 34, 38, 59, 118, 323, 491, 646, 982, 1003, 1121, 2006, 2242, 8347, 9329, 16694, 18658, 19057, 28969, 38114, 57938, 158593, 317186, 492473, 550411, 984946, 1100822, 9356987, 18713974]

約数ペア:

[(1, 18713974), (2, 9356987), (17, 1100822), (19, 984946), (34, 550411), (38, 492473), (59, 317186), (118, 158593), (323, 57938), (491, 38114), (646, 28969), (982, 19057), (1003, 18658), (1121, 16694), (2006, 9329), (2242, 8347)]