18498380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1327}}^1$

素因数の和:1394

約数の個数: 48

約数和(自身を含む): 42166656

約数和(自身を除く): 23668276

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 340, 410, 697, 820, 1327, 1394, 2654, 2788, 3485, 5308, 6635, 6970, 13270, 13940, 22559, 26540, 45118, 54407, 90236, 108814, 112795, 217628, 225590, 272035, 451180, 544070, 924919, 1088140, 1849838, 3699676, 4624595, 9249190, 18498380]

約数ペア:

[(1, 18498380), (2, 9249190), (4, 4624595), (5, 3699676), (10, 1849838), (17, 1088140), (20, 924919), (34, 544070), (41, 451180), (68, 272035), (82, 225590), (85, 217628), (164, 112795), (170, 108814), (205, 90236), (340, 54407), (410, 45118), (697, 26540), (820, 22559), (1327, 13940), (1394, 13270), (2654, 6970), (2788, 6635), (3485, 5308)]