1640246512

素因数分解:

$2^4\times {\mathrm{787}}^1\times {\mathrm{130261}}^1$

素因数の和:131056

約数の個数: 20

約数和(自身を含む): 3182040136

約数和(自身を除く): 1541793624

約数列:

[1, 2, 4, 8, 16, 787, 1574, 3148, 6296, 12592, 130261, 260522, 521044, 1042088, 2084176, 102515407, 205030814, 410061628, 820123256, 1640246512]

約数ペア:

[(1, 1640246512), (2, 820123256), (4, 410061628), (8, 205030814), (16, 102515407), (787, 2084176), (1574, 1042088), (3148, 521044), (6296, 260522), (12592, 130261)]