19376916

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{557}}^1$

素因数の和:800

約数の個数: 48

約数和(自身を含む): 48996864

約数和(自身を除く): 29619948

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 223, 446, 557, 669, 892, 1114, 1338, 1671, 2228, 2676, 2899, 3342, 5798, 6684, 7241, 8697, 11596, 14482, 17394, 21723, 28964, 34788, 43446, 86892, 124211, 248422, 372633, 496844, 745266, 1490532, 1614743, 3229486, 4844229, 6458972, 9688458, 19376916]

約数ペア:

[(1, 19376916), (2, 9688458), (3, 6458972), (4, 4844229), (6, 3229486), (12, 1614743), (13, 1490532), (26, 745266), (39, 496844), (52, 372633), (78, 248422), (156, 124211), (223, 86892), (446, 43446), (557, 34788), (669, 28964), (892, 21723), (1114, 17394), (1338, 14482), (1671, 11596), (2228, 8697), (2676, 7241), (2899, 6684), (3342, 5798)]