19258480

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{3593}}^1$

素因数の和:3673

約数の個数: 40

約数和(自身を含む): 45456912

約数和(自身を除く): 26198432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 3593, 5360, 7186, 14372, 17965, 28744, 35930, 57488, 71860, 143720, 240731, 287440, 481462, 962924, 1203655, 1925848, 2407310, 3851696, 4814620, 9629240, 19258480]

約数ペア:

[(1, 19258480), (2, 9629240), (4, 4814620), (5, 3851696), (8, 2407310), (10, 1925848), (16, 1203655), (20, 962924), (40, 481462), (67, 287440), (80, 240731), (134, 143720), (268, 71860), (335, 57488), (536, 35930), (670, 28744), (1072, 17965), (1340, 14372), (2680, 7186), (3593, 5360)]