22919013

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 37739520

約数和(自身を除く): 14820507

約数列:

[1, 3, 9, 13, 31, 39, 71, 89, 93, 117, 213, 267, 279, 403, 639, 801, 923, 1157, 1209, 2201, 2759, 2769, 3471, 3627, 6319, 6603, 8277, 8307, 10413, 18957, 19809, 24831, 28613, 35867, 56871, 82147, 85839, 107601, 195889, 246441, 257517, 322803, 587667, 739323, 1763001, 2546557, 7639671, 22919013]

約数ペア:

[(1, 22919013), (3, 7639671), (9, 2546557), (13, 1763001), (31, 739323), (39, 587667), (71, 322803), (89, 257517), (93, 246441), (117, 195889), (213, 107601), (267, 85839), (279, 82147), (403, 56871), (639, 35867), (801, 28613), (923, 24831), (1157, 19809), (1209, 18957), (2201, 10413), (2759, 8307), (2769, 8277), (3471, 6603), (3627, 6319)]