20565763584

素因数分解:

$2^9\times 3^1\times {\mathrm{1319}}^1\times {\mathrm{10151}}^1$

素因数の和:11491

約数の個数: 80

約数和(自身を含む): 54835418880

約数和(自身を除く): 34269655296

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1319, 1536, 2638, 3957, 5276, 7914, 10151, 10552, 15828, 20302, 21104, 30453, 31656, 40604, 42208, 60906, 63312, 81208, 84416, 121812, 126624, 162416, 168832, 243624, 253248, 324832, 337664, 487248, 506496, 649664, 675328, 974496, 1012992, 1299328, 1948992, 2025984, 2598656, 3897984, 5197312, 7795968, 13389169, 15591936, 26778338, 40167507, 53556676, 80335014, 107113352, 160670028, 214226704, 321340056, 428453408, 642680112, 856906816, 1285360224, 1713813632, 2570720448, 3427627264, 5141440896, 6855254528, 10282881792, 20565763584]

約数ペア:

[(1, 20565763584), (2, 10282881792), (3, 6855254528), (4, 5141440896), (6, 3427627264), (8, 2570720448), (12, 1713813632), (16, 1285360224), (24, 856906816), (32, 642680112), (48, 428453408), (64, 321340056), (96, 214226704), (128, 160670028), (192, 107113352), (256, 80335014), (384, 53556676), (512, 40167507), (768, 26778338), (1319, 15591936), (1536, 13389169), (2638, 7795968), (3957, 5197312), (5276, 3897984), (7914, 2598656), (10151, 2025984), (10552, 1948992), (15828, 1299328), (20302, 1012992), (21104, 974496), (30453, 675328), (31656, 649664), (40604, 506496), (42208, 487248), (60906, 337664), (63312, 324832), (81208, 253248), (84416, 243624), (121812, 168832), (126624, 162416)]