18995624

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{631}}^1$

素因数の和:761

約数の個数: 32

約数和(自身を含む): 36858240

約数和(自身を除く): 17862616

約数列:

[1, 2, 4, 8, 53, 71, 106, 142, 212, 284, 424, 568, 631, 1262, 2524, 3763, 5048, 7526, 15052, 30104, 33443, 44801, 66886, 89602, 133772, 179204, 267544, 358408, 2374453, 4748906, 9497812, 18995624]

約数ペア:

[(1, 18995624), (2, 9497812), (4, 4748906), (8, 2374453), (53, 358408), (71, 267544), (106, 179204), (142, 133772), (212, 89602), (284, 66886), (424, 44801), (568, 33443), (631, 30104), (1262, 15052), (2524, 7526), (3763, 5048)]