18966386834

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{61339}}^1$

素因数の和:61542

約数の個数: 32

約数和(自身を含む): 30620928000

約数和(自身を除く): 11654541166

約数列:

[1, 2, 19, 38, 79, 103, 158, 206, 1501, 1957, 3002, 3914, 8137, 16274, 61339, 122678, 154603, 309206, 1165441, 2330882, 4845781, 6317917, 9691562, 12635834, 92069839, 120040423, 184139678, 240080846, 499115443, 998230886, 9483193417, 18966386834]

約数ペア:

[(1, 18966386834), (2, 9483193417), (19, 998230886), (38, 499115443), (79, 240080846), (103, 184139678), (158, 120040423), (206, 92069839), (1501, 12635834), (1957, 9691562), (3002, 6317917), (3914, 4845781), (8137, 2330882), (16274, 1165441), (61339, 309206), (122678, 154603)]