18320764

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3499}}^1$

素因数の和:3538

約数の個数: 48

約数和(自身を含む): 42336000

約数和(自身を除く): 24015236

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 34, 44, 68, 77, 119, 154, 187, 238, 308, 374, 476, 748, 1309, 2618, 3499, 5236, 6998, 13996, 24493, 38489, 48986, 59483, 76978, 97972, 118966, 153956, 237932, 269423, 416381, 538846, 654313, 832762, 1077692, 1308626, 1665524, 2617252, 4580191, 9160382, 18320764]

約数ペア:

[(1, 18320764), (2, 9160382), (4, 4580191), (7, 2617252), (11, 1665524), (14, 1308626), (17, 1077692), (22, 832762), (28, 654313), (34, 538846), (44, 416381), (68, 269423), (77, 237932), (119, 153956), (154, 118966), (187, 97972), (238, 76978), (308, 59483), (374, 48986), (476, 38489), (748, 24493), (1309, 13996), (2618, 6998), (3499, 5236)]