19797048

素因数分解:

$2^3\times 3^4\times {\mathrm{137}}^1\times {\mathrm{223}}^1$

素因数の和:378

約数の個数: 80

約数和(自身を含む): 56105280

約数和(自身を除く): 36308232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 137, 162, 216, 223, 274, 324, 411, 446, 548, 648, 669, 822, 892, 1096, 1233, 1338, 1644, 1784, 2007, 2466, 2676, 3288, 3699, 4014, 4932, 5352, 6021, 7398, 8028, 9864, 11097, 12042, 14796, 16056, 18063, 22194, 24084, 29592, 30551, 36126, 44388, 48168, 61102, 72252, 88776, 91653, 122204, 144504, 183306, 244408, 274959, 366612, 549918, 733224, 824877, 1099836, 1649754, 2199672, 2474631, 3299508, 4949262, 6599016, 9898524, 19797048]

約数ペア:

[(1, 19797048), (2, 9898524), (3, 6599016), (4, 4949262), (6, 3299508), (8, 2474631), (9, 2199672), (12, 1649754), (18, 1099836), (24, 824877), (27, 733224), (36, 549918), (54, 366612), (72, 274959), (81, 244408), (108, 183306), (137, 144504), (162, 122204), (216, 91653), (223, 88776), (274, 72252), (324, 61102), (411, 48168), (446, 44388), (548, 36126), (648, 30551), (669, 29592), (822, 24084), (892, 22194), (1096, 18063), (1233, 16056), (1338, 14796), (1644, 12042), (1784, 11097), (2007, 9864), (2466, 8028), (2676, 7398), (3288, 6021), (3699, 5352), (4014, 4932)]