397630384

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{314581}}^1$

素因数の和:314668

約数の個数: 20

約数和(自身を含む): 780163360

約数和(自身を除く): 382532976

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 314581, 629162, 1258324, 2516648, 5033296, 24851899, 49703798, 99407596, 198815192, 397630384]

約数ペア:

[(1, 397630384), (2, 198815192), (4, 99407596), (8, 49703798), (16, 24851899), (79, 5033296), (158, 2516648), (316, 1258324), (632, 629162), (1264, 314581)]