388211056

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{307129}}^1$

素因数の和:307216

約数の個数: 20

約数和(自身を含む): 761682400

約数和(自身を除く): 373471344

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 307129, 614258, 1228516, 2457032, 4914064, 24263191, 48526382, 97052764, 194105528, 388211056]

約数ペア:

[(1, 388211056), (2, 194105528), (4, 97052764), (8, 48526382), (16, 24263191), (79, 4914064), (158, 2457032), (316, 1228516), (632, 614258), (1264, 307129)]