19011735

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:248

約数の個数: 48

約数和(自身を含む): 34369920

約数和(自身を除く): 15358185

約数列:

[1, 3, 5, 9, 15, 45, 47, 89, 101, 141, 235, 267, 303, 423, 445, 505, 705, 801, 909, 1335, 1515, 2115, 4005, 4183, 4545, 4747, 8989, 12549, 14241, 20915, 23735, 26967, 37647, 42723, 44945, 62745, 71205, 80901, 134835, 188235, 213615, 404505, 422483, 1267449, 2112415, 3802347, 6337245, 19011735]

約数ペア:

[(1, 19011735), (3, 6337245), (5, 3802347), (9, 2112415), (15, 1267449), (45, 422483), (47, 404505), (89, 213615), (101, 188235), (141, 134835), (235, 80901), (267, 71205), (303, 62745), (423, 44945), (445, 42723), (505, 37647), (705, 26967), (801, 23735), (909, 20915), (1335, 14241), (1515, 12549), (2115, 8989), (4005, 4747), (4183, 4545)]