19624055

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1$

素因数の和:335

約数の個数: 32

約数和(自身を含む): 27475200

約数和(自身を除く): 7851145

約数列:

[1, 5, 11, 19, 55, 89, 95, 209, 211, 445, 979, 1045, 1055, 1691, 2321, 4009, 4895, 8455, 11605, 18601, 18779, 20045, 44099, 93005, 93895, 206569, 220495, 356801, 1032845, 1784005, 3924811, 19624055]

約数ペア:

[(1, 19624055), (5, 3924811), (11, 1784005), (19, 1032845), (55, 356801), (89, 220495), (95, 206569), (209, 93895), (211, 93005), (445, 44099), (979, 20045), (1045, 18779), (1055, 18601), (1691, 11605), (2321, 8455), (4009, 4895)]