20803820976

素因数分解:

$2^4\times 3^5\times {\mathrm{499}}^1\times {\mathrm{10723}}^1$

素因数の和:11245

約数の個数: 120

約数和(自身を含む): 60504808000

約数和(自身を除く): 39700987024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 243, 324, 432, 486, 499, 648, 972, 998, 1296, 1497, 1944, 1996, 2994, 3888, 3992, 4491, 5988, 7984, 8982, 10723, 11976, 13473, 17964, 21446, 23952, 26946, 32169, 35928, 40419, 42892, 53892, 64338, 71856, 80838, 85784, 96507, 107784, 121257, 128676, 161676, 171568, 193014, 215568, 242514, 257352, 289521, 323352, 386028, 485028, 514704, 579042, 646704, 772056, 868563, 970056, 1158084, 1544112, 1737126, 1940112, 2316168, 2605689, 3474252, 4632336, 5211378, 5350777, 6948504, 10422756, 10701554, 13897008, 16052331, 20845512, 21403108, 32104662, 41691024, 42806216, 48156993, 64209324, 85612432, 96313986, 128418648, 144470979, 192627972, 256837296, 288941958, 385255944, 433412937, 577883916, 770511888, 866825874, 1155767832, 1300238811, 1733651748, 2311535664, 2600477622, 3467303496, 5200955244, 6934606992, 10401910488, 20803820976]

約数ペア:

[(1, 20803820976), (2, 10401910488), (3, 6934606992), (4, 5200955244), (6, 3467303496), (8, 2600477622), (9, 2311535664), (12, 1733651748), (16, 1300238811), (18, 1155767832), (24, 866825874), (27, 770511888), (36, 577883916), (48, 433412937), (54, 385255944), (72, 288941958), (81, 256837296), (108, 192627972), (144, 144470979), (162, 128418648), (216, 96313986), (243, 85612432), (324, 64209324), (432, 48156993), (486, 42806216), (499, 41691024), (648, 32104662), (972, 21403108), (998, 20845512), (1296, 16052331), (1497, 13897008), (1944, 10701554), (1996, 10422756), (2994, 6948504), (3888, 5350777), (3992, 5211378), (4491, 4632336), (5988, 3474252), (7984, 2605689), (8982, 2316168), (10723, 1940112), (11976, 1737126), (13473, 1544112), (17964, 1158084), (21446, 970056), (23952, 868563), (26946, 772056), (32169, 646704), (35928, 579042), (40419, 514704), (42892, 485028), (53892, 386028), (64338, 323352), (71856, 289521), (80838, 257352), (85784, 242514), (96507, 215568), (107784, 193014), (121257, 171568), (128676, 161676)]