19695863

素因数分解:

${\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1$

素因数の和:418

約数の個数: 16

約数和(自身を含む): 22096800

約数和(自身を除く): 2400937

約数列:

[1, 11, 61, 149, 197, 671, 1639, 2167, 9089, 12017, 29353, 99979, 132187, 322883, 1790533, 19695863]

約数ペア:

[(1, 19695863), (11, 1790533), (61, 322883), (149, 132187), (197, 99979), (671, 29353), (1639, 12017), (2167, 9089)]