19666586

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{397}}^1$

素因数の和:494

約数の個数: 32

約数和(自身を含む): 33011712

約数和(自身を除く): 13345126

約数列:

[1, 2, 17, 31, 34, 47, 62, 94, 397, 527, 794, 799, 1054, 1457, 1598, 2914, 6749, 12307, 13498, 18659, 24614, 24769, 37318, 49538, 209219, 317203, 418438, 578429, 634406, 1156858, 9833293, 19666586]

約数ペア:

[(1, 19666586), (2, 9833293), (17, 1156858), (31, 634406), (34, 578429), (47, 418438), (62, 317203), (94, 209219), (397, 49538), (527, 37318), (794, 24769), (799, 24614), (1054, 18659), (1457, 13498), (1598, 12307), (2914, 6749)]