18040876

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{251}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 38610432

約数和(自身を除く): 20569556

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 151, 238, 251, 302, 476, 502, 604, 1004, 1057, 1757, 2114, 2567, 3514, 4228, 4267, 5134, 7028, 8534, 10268, 17068, 17969, 29869, 35938, 37901, 59738, 71876, 75802, 119476, 151604, 265307, 530614, 644317, 1061228, 1288634, 2577268, 4510219, 9020438, 18040876]

約数ペア:

[(1, 18040876), (2, 9020438), (4, 4510219), (7, 2577268), (14, 1288634), (17, 1061228), (28, 644317), (34, 530614), (68, 265307), (119, 151604), (151, 119476), (238, 75802), (251, 71876), (302, 59738), (476, 37901), (502, 35938), (604, 29869), (1004, 17969), (1057, 17068), (1757, 10268), (2114, 8534), (2567, 7028), (3514, 5134), (4228, 4267)]