19529948

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{821}}^1$

素因数の和:1157

約数の個数: 24

約数和(自身を含む): 36135120

約数和(自身を除く): 16605172

約数列:

[1, 2, 4, 19, 38, 76, 313, 626, 821, 1252, 1642, 3284, 5947, 11894, 15599, 23788, 31198, 62396, 256973, 513946, 1027892, 4882487, 9764974, 19529948]

約数ペア:

[(1, 19529948), (2, 9764974), (4, 4882487), (19, 1027892), (38, 513946), (76, 256973), (313, 62396), (626, 31198), (821, 23788), (1252, 15599), (1642, 11894), (3284, 5947)]