42721648

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{16381}}^1$

素因数の和:16552

約数の個数: 20

約数和(自身を含む): 83286088

約数和(自身を除く): 40564440

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 16381, 32762, 65524, 131048, 262096, 2670103, 5340206, 10680412, 21360824, 42721648]

約数ペア:

[(1, 42721648), (2, 21360824), (4, 10680412), (8, 5340206), (16, 2670103), (163, 262096), (326, 131048), (652, 65524), (1304, 32762), (2608, 16381)]