18617265

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{5827}}^1$

素因数の和:5909

約数の個数: 24

約数和(自身を含む): 32730048

約数和(自身を除く): 14112783

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 5827, 17481, 29135, 52443, 87405, 262215, 413717, 1241151, 2068585, 3723453, 6205755, 18617265]

約数ペア:

[(1, 18617265), (3, 6205755), (5, 3723453), (9, 2068585), (15, 1241151), (45, 413717), (71, 262215), (213, 87405), (355, 52443), (639, 29135), (1065, 17481), (3195, 5827)]