221468752

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{84919}}^1$

素因数の和:85090

約数の個数: 20

約数和(自身を含む): 431733280

約数和(自身を除く): 210264528

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 84919, 169838, 339676, 679352, 1358704, 13841797, 27683594, 55367188, 110734376, 221468752]

約数ペア:

[(1, 221468752), (2, 110734376), (4, 55367188), (8, 27683594), (16, 13841797), (163, 1358704), (326, 679352), (652, 339676), (1304, 169838), (2608, 84919)]