20148216

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{457}}^1$

素因数の和:644

約数の個数: 64

約数和(自身を含む): 55399680

約数和(自身を除く): 35251464

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 167, 264, 334, 457, 501, 668, 914, 1002, 1336, 1371, 1828, 1837, 2004, 2742, 3656, 3674, 4008, 5027, 5484, 5511, 7348, 10054, 10968, 11022, 14696, 15081, 20108, 22044, 30162, 40216, 44088, 60324, 76319, 120648, 152638, 228957, 305276, 457914, 610552, 839509, 915828, 1679018, 1831656, 2518527, 3358036, 5037054, 6716072, 10074108, 20148216]

約数ペア:

[(1, 20148216), (2, 10074108), (3, 6716072), (4, 5037054), (6, 3358036), (8, 2518527), (11, 1831656), (12, 1679018), (22, 915828), (24, 839509), (33, 610552), (44, 457914), (66, 305276), (88, 228957), (132, 152638), (167, 120648), (264, 76319), (334, 60324), (457, 44088), (501, 40216), (668, 30162), (914, 22044), (1002, 20108), (1336, 15081), (1371, 14696), (1828, 11022), (1837, 10968), (2004, 10054), (2742, 7348), (3656, 5511), (3674, 5484), (4008, 5027)]