19156878

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{941}}^1$

素因数の和:994

約数の個数: 64

約数和(自身を含む): 47476800

約数和(自身を除く): 28319922

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 29, 39, 54, 58, 78, 87, 117, 174, 234, 261, 351, 377, 522, 702, 754, 783, 941, 1131, 1566, 1882, 2262, 2823, 3393, 5646, 6786, 8469, 10179, 12233, 16938, 20358, 24466, 25407, 27289, 36699, 50814, 54578, 73398, 81867, 110097, 163734, 220194, 245601, 330291, 354757, 491202, 660582, 709514, 736803, 1064271, 1473606, 2128542, 3192813, 6385626, 9578439, 19156878]

約数ペア:

[(1, 19156878), (2, 9578439), (3, 6385626), (6, 3192813), (9, 2128542), (13, 1473606), (18, 1064271), (26, 736803), (27, 709514), (29, 660582), (39, 491202), (54, 354757), (58, 330291), (78, 245601), (87, 220194), (117, 163734), (174, 110097), (234, 81867), (261, 73398), (351, 54578), (377, 50814), (522, 36699), (702, 27289), (754, 25407), (783, 24466), (941, 20358), (1131, 16938), (1566, 12233), (1882, 10179), (2262, 8469), (2823, 6786), (3393, 5646)]