1640997592

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{15778823}}^1$

素因数の和:15778842

約数の個数: 16

約数和(自身を含む): 3313553040

約数和(自身を除く): 1672555448

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 15778823, 31557646, 63115292, 126230584, 205124699, 410249398, 820498796, 1640997592]

約数ペア:

[(1, 1640997592), (2, 820498796), (4, 410249398), (8, 205124699), (13, 126230584), (26, 63115292), (52, 31557646), (104, 15778823)]