19676754

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{197}}^1$

素因数の和:415

約数の個数: 48

約数和(自身を含む): 44478720

約数和(自身を除く): 24801966

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 179, 186, 197, 279, 358, 394, 537, 558, 591, 1074, 1182, 1611, 1773, 3222, 3546, 5549, 6107, 11098, 12214, 16647, 18321, 33294, 35263, 36642, 49941, 54963, 70526, 99882, 105789, 109926, 211578, 317367, 634734, 1093153, 2186306, 3279459, 6558918, 9838377, 19676754]

約数ペア:

[(1, 19676754), (2, 9838377), (3, 6558918), (6, 3279459), (9, 2186306), (18, 1093153), (31, 634734), (62, 317367), (93, 211578), (179, 109926), (186, 105789), (197, 99882), (279, 70526), (358, 54963), (394, 49941), (537, 36642), (558, 35263), (591, 33294), (1074, 18321), (1182, 16647), (1611, 12214), (1773, 11098), (3222, 6107), (3546, 5549)]