6639778

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:222

約数の個数: 32

約数和(自身を含む): 11197440

約数和(自身を除く): 4557662

約数列:

[1, 2, 19, 23, 38, 46, 71, 107, 142, 214, 437, 874, 1349, 1633, 2033, 2461, 2698, 3266, 4066, 4922, 7597, 15194, 31027, 46759, 62054, 93518, 144343, 174731, 288686, 349462, 3319889, 6639778]

約数ペア:

[(1, 6639778), (2, 3319889), (19, 349462), (23, 288686), (38, 174731), (46, 144343), (71, 93518), (107, 62054), (142, 46759), (214, 31027), (437, 15194), (874, 7597), (1349, 4922), (1633, 4066), (2033, 3266), (2461, 2698)]