18865070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{191}}^1$

素因数の和:305

約数の個数: 64

約数和(自身を含む): 41803776

約数和(自身を除く): 22938706

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 83, 85, 119, 166, 170, 191, 238, 382, 415, 581, 595, 830, 955, 1162, 1190, 1337, 1411, 1910, 2674, 2822, 2905, 3247, 5810, 6494, 6685, 7055, 9877, 13370, 14110, 15853, 16235, 19754, 22729, 31706, 32470, 45458, 49385, 79265, 98770, 110971, 113645, 158530, 221942, 227290, 269501, 539002, 554855, 1109710, 1347505, 1886507, 2695010, 3773014, 9432535, 18865070]

約数ペア:

[(1, 18865070), (2, 9432535), (5, 3773014), (7, 2695010), (10, 1886507), (14, 1347505), (17, 1109710), (34, 554855), (35, 539002), (70, 269501), (83, 227290), (85, 221942), (119, 158530), (166, 113645), (170, 110971), (191, 98770), (238, 79265), (382, 49385), (415, 45458), (581, 32470), (595, 31706), (830, 22729), (955, 19754), (1162, 16235), (1190, 15853), (1337, 14110), (1411, 13370), (1910, 9877), (2674, 7055), (2822, 6685), (2905, 6494), (3247, 5810)]