19692908

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{197}}^1\times {\mathrm{373}}^1$

素因数の和:641

約数の個数: 24

約数和(自身を含む): 35248752

約数和(自身を除く): 15555844

約数列:

[1, 2, 4, 67, 134, 197, 268, 373, 394, 746, 788, 1492, 13199, 24991, 26398, 49982, 52796, 73481, 99964, 146962, 293924, 4923227, 9846454, 19692908]

約数ペア:

[(1, 19692908), (2, 9846454), (4, 4923227), (67, 293924), (134, 146962), (197, 99964), (268, 73481), (373, 52796), (394, 49982), (746, 26398), (788, 24991), (1492, 13199)]