9902008

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:367

約数の個数: 32

約数和(自身を含む): 19150560

約数和(自身を除く): 9248552

約数列:

[1, 2, 4, 8, 61, 103, 122, 197, 206, 244, 394, 412, 488, 788, 824, 1576, 6283, 12017, 12566, 20291, 24034, 25132, 40582, 48068, 50264, 81164, 96136, 162328, 1237751, 2475502, 4951004, 9902008]

約数ペア:

[(1, 9902008), (2, 4951004), (4, 2475502), (8, 1237751), (61, 162328), (103, 96136), (122, 81164), (197, 50264), (206, 48068), (244, 40582), (394, 25132), (412, 24034), (488, 20291), (788, 12566), (824, 12017), (1576, 6283)]