19614872

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{619}}^1$

素因数の和:875

約数の個数: 32

約数和(自身を含む): 39171600

約数和(自身を除く): 19556728

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 233, 466, 619, 932, 1238, 1864, 2476, 3961, 4952, 7922, 10523, 15844, 21046, 31688, 42092, 84184, 144227, 288454, 576908, 1153816, 2451859, 4903718, 9807436, 19614872]

約数ペア:

[(1, 19614872), (2, 9807436), (4, 4903718), (8, 2451859), (17, 1153816), (34, 576908), (68, 288454), (136, 144227), (233, 84184), (466, 42092), (619, 31688), (932, 21046), (1238, 15844), (1864, 10523), (2476, 7922), (3961, 4952)]