19981766

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{1423}}^1$

素因数の和:1508

約数の個数: 32

約数和(自身を含む): 36910080

約数和(自身を除く): 16928314

約数列:

[1, 2, 7, 14, 17, 34, 59, 118, 119, 238, 413, 826, 1003, 1423, 2006, 2846, 7021, 9961, 14042, 19922, 24191, 48382, 83957, 167914, 169337, 338674, 587699, 1175398, 1427269, 2854538, 9990883, 19981766]

約数ペア:

[(1, 19981766), (2, 9990883), (7, 2854538), (14, 1427269), (17, 1175398), (34, 587699), (59, 338674), (118, 169337), (119, 167914), (238, 83957), (413, 48382), (826, 24191), (1003, 19922), (1423, 14042), (2006, 9961), (2846, 7021)]