20476968

素因数分解:

$2^3\times 3^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:338

約数の個数: 64

約数和(自身を含む): 53032320

約数和(自身を除く): 32555352

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 61, 71, 122, 142, 183, 197, 213, 244, 284, 366, 394, 426, 488, 568, 591, 732, 788, 852, 1182, 1464, 1576, 1704, 2364, 4331, 4728, 8662, 12017, 12993, 13987, 17324, 24034, 25986, 27974, 34648, 36051, 41961, 48068, 51972, 55948, 72102, 83922, 96136, 103944, 111896, 144204, 167844, 288408, 335688, 853207, 1706414, 2559621, 3412828, 5119242, 6825656, 10238484, 20476968]

約数ペア:

[(1, 20476968), (2, 10238484), (3, 6825656), (4, 5119242), (6, 3412828), (8, 2559621), (12, 1706414), (24, 853207), (61, 335688), (71, 288408), (122, 167844), (142, 144204), (183, 111896), (197, 103944), (213, 96136), (244, 83922), (284, 72102), (366, 55948), (394, 51972), (426, 48068), (488, 41961), (568, 36051), (591, 34648), (732, 27974), (788, 25986), (852, 24034), (1182, 17324), (1464, 13987), (1576, 12993), (1704, 12017), (2364, 8662), (4331, 4728)]