19815964096

素因数分解:

$2^6\times {\mathrm{4243}}^1\times {\mathrm{72973}}^1$

素因数の和:77228

約数の個数: 28

約数和(自身を含む): 39332110312

約数和(自身を除く): 19516146216

約数列:

[1, 2, 4, 8, 16, 32, 64, 4243, 8486, 16972, 33944, 67888, 72973, 135776, 145946, 271552, 291892, 583784, 1167568, 2335136, 4670272, 309624439, 619248878, 1238497756, 2476995512, 4953991024, 9907982048, 19815964096]

約数ペア:

[(1, 19815964096), (2, 9907982048), (4, 4953991024), (8, 2476995512), (16, 1238497756), (32, 619248878), (64, 309624439), (4243, 4670272), (8486, 2335136), (16972, 1167568), (33944, 583784), (67888, 291892), (72973, 271552), (135776, 145946)]