19596616

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{3089}}^1$

素因数の和:3169

約数の個数: 32

約数和(自身を含む): 40231800

約数和(自身を除く): 20635184

約数列:

[1, 2, 4, 8, 13, 26, 52, 61, 104, 122, 244, 488, 793, 1586, 3089, 3172, 6178, 6344, 12356, 24712, 40157, 80314, 160628, 188429, 321256, 376858, 753716, 1507432, 2449577, 4899154, 9798308, 19596616]

約数ペア:

[(1, 19596616), (2, 9798308), (4, 4899154), (8, 2449577), (13, 1507432), (26, 753716), (52, 376858), (61, 321256), (104, 188429), (122, 160628), (244, 80314), (488, 40157), (793, 24712), (1586, 12356), (3089, 6344), (3172, 6178)]