19464978

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{4091}}^1$

素因数の和:4170

約数の個数: 32

約数和(自身を含む): 42622272

約数和(自身を除く): 23157294

約数列:

[1, 2, 3, 6, 13, 26, 39, 61, 78, 122, 183, 366, 793, 1586, 2379, 4091, 4758, 8182, 12273, 24546, 53183, 106366, 159549, 249551, 319098, 499102, 748653, 1497306, 3244163, 6488326, 9732489, 19464978]

約数ペア:

[(1, 19464978), (2, 9732489), (3, 6488326), (6, 3244163), (13, 1497306), (26, 748653), (39, 499102), (61, 319098), (78, 249551), (122, 159549), (183, 106366), (366, 53183), (793, 24546), (1586, 12273), (2379, 8182), (4091, 4758)]