18039210

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:228

約数の個数: 128

約数和(自身を含む): 54411264

約数和(自身を除く): 36372054

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 31, 34, 35, 42, 51, 62, 70, 85, 93, 102, 105, 119, 155, 163, 170, 186, 210, 217, 238, 255, 310, 326, 357, 434, 465, 489, 510, 527, 595, 651, 714, 815, 930, 978, 1054, 1085, 1141, 1190, 1302, 1581, 1630, 1785, 2170, 2282, 2445, 2635, 2771, 3162, 3255, 3423, 3570, 3689, 4890, 5053, 5270, 5542, 5705, 6510, 6846, 7378, 7905, 8313, 10106, 11067, 11410, 13855, 15159, 15810, 16626, 17115, 18445, 19397, 22134, 25265, 27710, 30318, 34230, 35371, 36890, 38794, 41565, 50530, 55335, 58191, 70742, 75795, 83130, 85901, 96985, 106113, 110670, 116382, 151590, 171802, 176855, 193970, 212226, 257703, 290955, 353710, 429505, 515406, 530565, 581910, 601307, 859010, 1061130, 1202614, 1288515, 1803921, 2577030, 3006535, 3607842, 6013070, 9019605, 18039210]

約数ペア:

[(1, 18039210), (2, 9019605), (3, 6013070), (5, 3607842), (6, 3006535), (7, 2577030), (10, 1803921), (14, 1288515), (15, 1202614), (17, 1061130), (21, 859010), (30, 601307), (31, 581910), (34, 530565), (35, 515406), (42, 429505), (51, 353710), (62, 290955), (70, 257703), (85, 212226), (93, 193970), (102, 176855), (105, 171802), (119, 151590), (155, 116382), (163, 110670), (170, 106113), (186, 96985), (210, 85901), (217, 83130), (238, 75795), (255, 70742), (310, 58191), (326, 55335), (357, 50530), (434, 41565), (465, 38794), (489, 36890), (510, 35371), (527, 34230), (595, 30318), (651, 27710), (714, 25265), (815, 22134), (930, 19397), (978, 18445), (1054, 17115), (1085, 16626), (1141, 15810), (1190, 15159), (1302, 13855), (1581, 11410), (1630, 11067), (1785, 10106), (2170, 8313), (2282, 7905), (2445, 7378), (2635, 6846), (2771, 6510), (3162, 5705), (3255, 5542), (3423, 5270), (3570, 5053), (3689, 4890)]