18939402

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{367}}^1$

素因数の和:483

約数の個数: 48

約数和(自身を含む): 42711552

約数和(自身を除く): 23772150

約数列:

[1, 2, 3, 6, 9, 18, 47, 61, 94, 122, 141, 183, 282, 366, 367, 423, 549, 734, 846, 1098, 1101, 2202, 2867, 3303, 5734, 6606, 8601, 17202, 17249, 22387, 25803, 34498, 44774, 51606, 51747, 67161, 103494, 134322, 155241, 201483, 310482, 402966, 1052189, 2104378, 3156567, 6313134, 9469701, 18939402]

約数ペア:

[(1, 18939402), (2, 9469701), (3, 6313134), (6, 3156567), (9, 2104378), (18, 1052189), (47, 402966), (61, 310482), (94, 201483), (122, 155241), (141, 134322), (183, 103494), (282, 67161), (366, 51747), (367, 51606), (423, 44774), (549, 34498), (734, 25803), (846, 22387), (1098, 17249), (1101, 17202), (2202, 8601), (2867, 6606), (3303, 5734)]