20171962694

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{18691}}^1$

素因数の和:18853

約数の個数: 48

約数和(自身を含む): 34151629824

約数和(自身を除く): 13979667130

約数列:

[1, 2, 13, 26, 31, 62, 103, 169, 206, 338, 403, 806, 1339, 2678, 3193, 5239, 6386, 10478, 17407, 18691, 34814, 37382, 41509, 83018, 242983, 485966, 539617, 579421, 1079234, 1158842, 1925173, 3158779, 3850346, 6317558, 7532473, 15064946, 25027249, 50054498, 59680363, 97922149, 119360726, 195844298, 325354237, 650708474, 775844719, 1551689438, 10085981347, 20171962694]

約数ペア:

[(1, 20171962694), (2, 10085981347), (13, 1551689438), (26, 775844719), (31, 650708474), (62, 325354237), (103, 195844298), (169, 119360726), (206, 97922149), (338, 59680363), (403, 50054498), (806, 25027249), (1339, 15064946), (2678, 7532473), (3193, 6317558), (5239, 3850346), (6386, 3158779), (10478, 1925173), (17407, 1158842), (18691, 1079234), (34814, 579421), (37382, 539617), (41509, 485966), (83018, 242983)]