17988972

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{307}}^1$

素因数の和:590

約数の個数: 48

約数和(自身を含む): 44499840

約数和(自身を除く): 26510868

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 257, 307, 514, 614, 771, 921, 1028, 1228, 1542, 1842, 3084, 3684, 4883, 5833, 9766, 11666, 14649, 17499, 19532, 23332, 29298, 34998, 58596, 69996, 78899, 157798, 236697, 315596, 473394, 946788, 1499081, 2998162, 4497243, 5996324, 8994486, 17988972]

約数ペア:

[(1, 17988972), (2, 8994486), (3, 5996324), (4, 4497243), (6, 2998162), (12, 1499081), (19, 946788), (38, 473394), (57, 315596), (76, 236697), (114, 157798), (228, 78899), (257, 69996), (307, 58596), (514, 34998), (614, 29298), (771, 23332), (921, 19532), (1028, 17499), (1228, 14649), (1542, 11666), (1842, 9766), (3084, 5833), (3684, 4883)]