18187447684

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{317}}^1\times {\mathrm{43597}}^1$

素因数の和:43972

約数の個数: 48

約数和(自身を含む): 37266872832

約数和(自身を除く): 19079425148

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 317, 329, 634, 658, 1268, 1316, 2219, 4438, 8876, 14899, 29798, 43597, 59596, 87194, 104293, 174388, 208586, 305179, 417172, 610358, 1220716, 2049059, 4098118, 8196236, 13820249, 14343413, 27640498, 28686826, 55280996, 57373652, 96741743, 193483486, 386966972, 649551703, 1299103406, 2598206812, 4546861921, 9093723842, 18187447684]

約数ペア:

[(1, 18187447684), (2, 9093723842), (4, 4546861921), (7, 2598206812), (14, 1299103406), (28, 649551703), (47, 386966972), (94, 193483486), (188, 96741743), (317, 57373652), (329, 55280996), (634, 28686826), (658, 27640498), (1268, 14343413), (1316, 13820249), (2219, 8196236), (4438, 4098118), (8876, 2049059), (14899, 1220716), (29798, 610358), (43597, 417172), (59596, 305179), (87194, 208586), (104293, 174388)]