25815376

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{84919}}^1$

素因数の和:84946

約数の個数: 20

約数和(自身を含む): 52650400

約数和(自身を除く): 26835024

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 84919, 169838, 339676, 679352, 1358704, 1613461, 3226922, 6453844, 12907688, 25815376]

約数ペア:

[(1, 25815376), (2, 12907688), (4, 6453844), (8, 3226922), (16, 1613461), (19, 1358704), (38, 679352), (76, 339676), (152, 169838), (304, 84919)]