1638978

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1307}}^1$

素因数の和:1342

約数の個数: 32

約数和(自身を含む): 3767040

約数和(自身を除く): 2128062

約数列:

[1, 2, 3, 6, 11, 19, 22, 33, 38, 57, 66, 114, 209, 418, 627, 1254, 1307, 2614, 3921, 7842, 14377, 24833, 28754, 43131, 49666, 74499, 86262, 148998, 273163, 546326, 819489, 1638978]

約数ペア:

[(1, 1638978), (2, 819489), (3, 546326), (6, 273163), (11, 148998), (19, 86262), (22, 74499), (33, 49666), (38, 43131), (57, 28754), (66, 24833), (114, 14377), (209, 7842), (418, 3921), (627, 2614), (1254, 1307)]