20063696

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2129}}^1$

素因数の和:2187

約数の個数: 40

約数和(自身を含む): 42259200

約数和(自身を除く): 22195504

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 124, 152, 248, 304, 496, 589, 1178, 2129, 2356, 4258, 4712, 8516, 9424, 17032, 34064, 40451, 65999, 80902, 131998, 161804, 263996, 323608, 527992, 647216, 1055984, 1253981, 2507962, 5015924, 10031848, 20063696]

約数ペア:

[(1, 20063696), (2, 10031848), (4, 5015924), (8, 2507962), (16, 1253981), (19, 1055984), (31, 647216), (38, 527992), (62, 323608), (76, 263996), (124, 161804), (152, 131998), (248, 80902), (304, 65999), (496, 40451), (589, 34064), (1178, 17032), (2129, 9424), (2356, 8516), (4258, 4712)]