2018643201

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{19577}}^1$

素因数の和:19675

約数の個数: 40

約数和(自身を含む): 3221755680

約数和(自身を除く): 1203112479

約数列:

[1, 3, 9, 19, 27, 57, 67, 81, 171, 201, 513, 603, 1273, 1539, 1809, 3819, 5427, 11457, 19577, 34371, 58731, 103113, 176193, 371963, 528579, 1115889, 1311659, 1585737, 3347667, 3934977, 10043001, 11804931, 24921521, 30129003, 35414793, 74764563, 106244379, 224293689, 672881067, 2018643201]

約数ペア:

[(1, 2018643201), (3, 672881067), (9, 224293689), (19, 106244379), (27, 74764563), (57, 35414793), (67, 30129003), (81, 24921521), (171, 11804931), (201, 10043001), (513, 3934977), (603, 3347667), (1273, 1585737), (1539, 1311659), (1809, 1115889), (3819, 528579), (5427, 371963), (11457, 176193), (19577, 103113), (34371, 58731)]