19337915

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:203

約数の個数: 32

約数和(自身を含む): 25712640

約数和(自身を除く): 6374725

約数列:

[1, 5, 19, 47, 61, 71, 95, 235, 305, 355, 893, 1159, 1349, 2867, 3337, 4331, 4465, 5795, 6745, 14335, 16685, 21655, 54473, 63403, 82289, 203557, 272365, 317015, 411445, 1017785, 3867583, 19337915]

約数ペア:

[(1, 19337915), (5, 3867583), (19, 1017785), (47, 411445), (61, 317015), (71, 272365), (95, 203557), (235, 82289), (305, 63403), (355, 54473), (893, 21655), (1159, 16685), (1349, 14335), (2867, 6745), (3337, 5795), (4331, 4465)]