20583004

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{251}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 41489280

約数和(自身を除く): 20906276

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 83, 166, 247, 251, 332, 494, 502, 988, 1004, 1079, 1577, 2158, 3154, 3263, 4316, 4769, 6308, 6526, 9538, 13052, 19076, 20501, 20833, 41002, 41666, 61997, 82004, 83332, 123994, 247988, 270829, 395827, 541658, 791654, 1083316, 1583308, 5145751, 10291502, 20583004]

約数ペア:

[(1, 20583004), (2, 10291502), (4, 5145751), (13, 1583308), (19, 1083316), (26, 791654), (38, 541658), (52, 395827), (76, 270829), (83, 247988), (166, 123994), (247, 83332), (251, 82004), (332, 61997), (494, 41666), (502, 41002), (988, 20833), (1004, 20501), (1079, 19076), (1577, 13052), (2158, 9538), (3154, 6526), (3263, 6308), (4316, 4769)]