18982224

素因数分解:

$2^4\times 3^2\times {\mathrm{61}}^1\times {\mathrm{2161}}^1$

素因数の和:2236

約数の個数: 60

約数和(自身を含む): 54019732

約数和(自身を除く): 35037508

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 61, 72, 122, 144, 183, 244, 366, 488, 549, 732, 976, 1098, 1464, 2161, 2196, 2928, 4322, 4392, 6483, 8644, 8784, 12966, 17288, 19449, 25932, 34576, 38898, 51864, 77796, 103728, 131821, 155592, 263642, 311184, 395463, 527284, 790926, 1054568, 1186389, 1581852, 2109136, 2372778, 3163704, 4745556, 6327408, 9491112, 18982224]

約数ペア:

[(1, 18982224), (2, 9491112), (3, 6327408), (4, 4745556), (6, 3163704), (8, 2372778), (9, 2109136), (12, 1581852), (16, 1186389), (18, 1054568), (24, 790926), (36, 527284), (48, 395463), (61, 311184), (72, 263642), (122, 155592), (144, 131821), (183, 103728), (244, 77796), (366, 51864), (488, 38898), (549, 34576), (732, 25932), (976, 19449), (1098, 17288), (1464, 12966), (2161, 8784), (2196, 8644), (2928, 6483), (4322, 4392)]