16993990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2143}}^1$

素因数の和:2224

約数の個数: 32

約数和(自身を含む): 33497856

約数和(自身を除く): 16503866

約数列:

[1, 2, 5, 10, 13, 26, 61, 65, 122, 130, 305, 610, 793, 1586, 2143, 3965, 4286, 7930, 10715, 21430, 27859, 55718, 130723, 139295, 261446, 278590, 653615, 1307230, 1699399, 3398798, 8496995, 16993990]

約数ペア:

[(1, 16993990), (2, 8496995), (5, 3398798), (10, 1699399), (13, 1307230), (26, 653615), (61, 278590), (65, 261446), (122, 139295), (130, 130723), (305, 55718), (610, 27859), (793, 21430), (1586, 10715), (2143, 7930), (3965, 4286)]