209916902

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{5821}}^1$

素因数の和:5928

約数の個数: 32

約数和(自身を含む): 361895520

約数和(自身を除く): 151978618

約数列:

[1, 2, 13, 19, 26, 38, 73, 146, 247, 494, 949, 1387, 1898, 2774, 5821, 11642, 18031, 36062, 75673, 110599, 151346, 221198, 424933, 849866, 1437787, 2875574, 5524129, 8073727, 11048258, 16147454, 104958451, 209916902]

約数ペア:

[(1, 209916902), (2, 104958451), (13, 16147454), (19, 11048258), (26, 8073727), (38, 5524129), (73, 2875574), (146, 1437787), (247, 849866), (494, 424933), (949, 221198), (1387, 151346), (1898, 110599), (2774, 75673), (5821, 36062), (11642, 18031)]