18029172

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3023}}^1$

素因数の和:3108

約数の個数: 48

約数和(自身を含む): 48771072

約数和(自身を除く): 30741900

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 71, 84, 142, 213, 284, 426, 497, 852, 994, 1491, 1988, 2982, 3023, 5964, 6046, 9069, 12092, 18138, 21161, 36276, 42322, 63483, 84644, 126966, 214633, 253932, 429266, 643899, 858532, 1287798, 1502431, 2575596, 3004862, 4507293, 6009724, 9014586, 18029172]

約数ペア:

[(1, 18029172), (2, 9014586), (3, 6009724), (4, 4507293), (6, 3004862), (7, 2575596), (12, 1502431), (14, 1287798), (21, 858532), (28, 643899), (42, 429266), (71, 253932), (84, 214633), (142, 126966), (213, 84644), (284, 63483), (426, 42322), (497, 36276), (852, 21161), (994, 18138), (1491, 12092), (1988, 9069), (2982, 6046), (3023, 5964)]