19699937386

素因数分解:

$2^1\times {\mathrm{97}}^1\times {\mathrm{571}}^1\times {\mathrm{177839}}^1$

素因数の和:178509

約数の個数: 16

約数和(自身を含む): 29906997120

約数和(自身を除く): 10207059734

約数列:

[1, 2, 97, 194, 571, 1142, 55387, 110774, 177839, 355678, 17250383, 34500766, 101546069, 203092138, 9849968693, 19699937386]

約数ペア:

[(1, 19699937386), (2, 9849968693), (97, 203092138), (194, 101546069), (571, 34500766), (1142, 17250383), (55387, 355678), (110774, 177839)]