18986892

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{571}}^1$

素因数の和:758

約数の個数: 48

約数和(自身を含む): 47279232

約数和(自身を除く): 28292340

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 163, 204, 326, 489, 571, 652, 978, 1142, 1713, 1956, 2284, 2771, 3426, 5542, 6852, 8313, 9707, 11084, 16626, 19414, 29121, 33252, 38828, 58242, 93073, 116484, 186146, 279219, 372292, 558438, 1116876, 1582241, 3164482, 4746723, 6328964, 9493446, 18986892]

約数ペア:

[(1, 18986892), (2, 9493446), (3, 6328964), (4, 4746723), (6, 3164482), (12, 1582241), (17, 1116876), (34, 558438), (51, 372292), (68, 279219), (102, 186146), (163, 116484), (204, 93073), (326, 58242), (489, 38828), (571, 33252), (652, 29121), (978, 19414), (1142, 16626), (1713, 11084), (1956, 9707), (2284, 8313), (2771, 6852), (3426, 5542)]