20216152

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{113}}^1$

素因数の和:256

約数の個数: 64

約数和(自身を含む): 44323200

約数和(自身を除く): 24107048

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 107, 113, 152, 209, 214, 226, 418, 428, 452, 836, 856, 904, 1177, 1243, 1672, 2033, 2147, 2354, 2486, 4066, 4294, 4708, 4972, 8132, 8588, 9416, 9944, 12091, 16264, 17176, 22363, 23617, 24182, 44726, 47234, 48364, 89452, 94468, 96728, 133001, 178904, 188936, 229729, 266002, 459458, 532004, 918916, 1064008, 1837832, 2527019, 5054038, 10108076, 20216152]

約数ペア:

[(1, 20216152), (2, 10108076), (4, 5054038), (8, 2527019), (11, 1837832), (19, 1064008), (22, 918916), (38, 532004), (44, 459458), (76, 266002), (88, 229729), (107, 188936), (113, 178904), (152, 133001), (209, 96728), (214, 94468), (226, 89452), (418, 48364), (428, 47234), (452, 44726), (836, 24182), (856, 23617), (904, 22363), (1177, 17176), (1243, 16264), (1672, 12091), (2033, 9944), (2147, 9416), (2354, 8588), (2486, 8132), (4066, 4972), (4294, 4708)]