19893502

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{211}}^1$

素因数の和:336

約数の個数: 32

約数和(自身を含む): 32970240

約数和(自身を除く): 13076738

約数列:

[1, 2, 17, 34, 47, 59, 94, 118, 211, 422, 799, 1003, 1598, 2006, 2773, 3587, 5546, 7174, 9917, 12449, 19834, 24898, 47141, 94282, 168589, 211633, 337178, 423266, 585103, 1170206, 9946751, 19893502]

約数ペア:

[(1, 19893502), (2, 9946751), (17, 1170206), (34, 585103), (47, 423266), (59, 337178), (94, 211633), (118, 168589), (211, 94282), (422, 47141), (799, 24898), (1003, 19834), (1598, 12449), (2006, 9917), (2773, 7174), (3587, 5546)]