20422038

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{331}}^1$

素因数の和:469

約数の個数: 64

約数和(自身を含む): 50867712

約数和(自身を除く): 30445674

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 113, 182, 226, 273, 331, 339, 546, 662, 678, 791, 993, 1469, 1582, 1986, 2317, 2373, 2938, 4303, 4407, 4634, 4746, 6951, 8606, 8814, 10283, 12909, 13902, 20566, 25818, 30121, 30849, 37403, 60242, 61698, 74806, 90363, 112209, 180726, 224418, 261821, 486239, 523642, 785463, 972478, 1458717, 1570926, 2917434, 3403673, 6807346, 10211019, 20422038]

約数ペア:

[(1, 20422038), (2, 10211019), (3, 6807346), (6, 3403673), (7, 2917434), (13, 1570926), (14, 1458717), (21, 972478), (26, 785463), (39, 523642), (42, 486239), (78, 261821), (91, 224418), (113, 180726), (182, 112209), (226, 90363), (273, 74806), (331, 61698), (339, 60242), (546, 37403), (662, 30849), (678, 30121), (791, 25818), (993, 20566), (1469, 13902), (1582, 12909), (1986, 10283), (2317, 8814), (2373, 8606), (2938, 6951), (4303, 4746), (4407, 4634)]