20137488

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{821}}^1$

素因数の和:912

約数の個数: 80

約数和(自身を含む): 60341376

約数和(自身を除く): 40203888

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 73, 84, 112, 146, 168, 219, 292, 336, 438, 511, 584, 821, 876, 1022, 1168, 1533, 1642, 1752, 2044, 2463, 3066, 3284, 3504, 4088, 4926, 5747, 6132, 6568, 8176, 9852, 11494, 12264, 13136, 17241, 19704, 22988, 24528, 34482, 39408, 45976, 59933, 68964, 91952, 119866, 137928, 179799, 239732, 275856, 359598, 419531, 479464, 719196, 839062, 958928, 1258593, 1438392, 1678124, 2517186, 2876784, 3356248, 5034372, 6712496, 10068744, 20137488]

約数ペア:

[(1, 20137488), (2, 10068744), (3, 6712496), (4, 5034372), (6, 3356248), (7, 2876784), (8, 2517186), (12, 1678124), (14, 1438392), (16, 1258593), (21, 958928), (24, 839062), (28, 719196), (42, 479464), (48, 419531), (56, 359598), (73, 275856), (84, 239732), (112, 179799), (146, 137928), (168, 119866), (219, 91952), (292, 68964), (336, 59933), (438, 45976), (511, 39408), (584, 34482), (821, 24528), (876, 22988), (1022, 19704), (1168, 17241), (1533, 13136), (1642, 12264), (1752, 11494), (2044, 9852), (2463, 8176), (3066, 6568), (3284, 6132), (3504, 5747), (4088, 4926)]