18823528

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{3347}}^1$

素因数の和:3409

約数の個数: 32

約数和(自身を含む): 38167200

約数和(自身を除く): 19343672

約数列:

[1, 2, 4, 8, 19, 37, 38, 74, 76, 148, 152, 296, 703, 1406, 2812, 3347, 5624, 6694, 13388, 26776, 63593, 123839, 127186, 247678, 254372, 495356, 508744, 990712, 2352941, 4705882, 9411764, 18823528]

約数ペア:

[(1, 18823528), (2, 9411764), (4, 4705882), (8, 2352941), (19, 990712), (37, 508744), (38, 495356), (74, 254372), (76, 247678), (148, 127186), (152, 123839), (296, 63593), (703, 26776), (1406, 13388), (2812, 6694), (3347, 5624)]