19187685

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:160

約数の個数: 80

約数和(自身を含む): 38681280

約数和(自身を除く): 19493595

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 59, 73, 81, 99, 135, 165, 177, 219, 295, 297, 365, 405, 495, 531, 649, 657, 803, 885, 891, 1095, 1485, 1593, 1947, 1971, 2409, 2655, 3245, 3285, 4015, 4307, 4455, 4779, 5841, 5913, 7227, 7965, 9735, 9855, 12045, 12921, 17523, 21535, 21681, 23895, 29205, 29565, 36135, 38763, 47377, 52569, 64605, 65043, 87615, 108405, 116289, 142131, 193815, 236885, 262845, 325215, 348867, 426393, 581445, 710655, 1279179, 1744335, 2131965, 3837537, 6395895, 19187685]

約数ペア:

[(1, 19187685), (3, 6395895), (5, 3837537), (9, 2131965), (11, 1744335), (15, 1279179), (27, 710655), (33, 581445), (45, 426393), (55, 348867), (59, 325215), (73, 262845), (81, 236885), (99, 193815), (135, 142131), (165, 116289), (177, 108405), (219, 87615), (295, 65043), (297, 64605), (365, 52569), (405, 47377), (495, 38763), (531, 36135), (649, 29565), (657, 29205), (803, 23895), (885, 21681), (891, 21535), (1095, 17523), (1485, 12921), (1593, 12045), (1947, 9855), (1971, 9735), (2409, 7965), (2655, 7227), (3245, 5913), (3285, 5841), (4015, 4779), (4307, 4455)]