18888528

素因数分解:

$2^4\times 3^1\times {\mathrm{61}}^1\times {\mathrm{6451}}^1$

素因数の和:6523

約数の個数: 40

約数和(自身を含む): 49602976

約数和(自身を除く): 30714448

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 61, 122, 183, 244, 366, 488, 732, 976, 1464, 2928, 6451, 12902, 19353, 25804, 38706, 51608, 77412, 103216, 154824, 309648, 393511, 787022, 1180533, 1574044, 2361066, 3148088, 4722132, 6296176, 9444264, 18888528]

約数ペア:

[(1, 18888528), (2, 9444264), (3, 6296176), (4, 4722132), (6, 3148088), (8, 2361066), (12, 1574044), (16, 1180533), (24, 787022), (48, 393511), (61, 309648), (122, 154824), (183, 103216), (244, 77412), (366, 51608), (488, 38706), (732, 25804), (976, 19353), (1464, 12902), (2928, 6451)]