19291365

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1$

素因数の和:168

約数の個数: 80

約数和(自身を含む): 38332800

約数和(自身を除く): 19041435

約数列:

[1, 3, 5, 9, 15, 19, 23, 27, 45, 57, 69, 81, 95, 109, 115, 135, 171, 207, 285, 327, 345, 405, 437, 513, 545, 621, 855, 981, 1035, 1311, 1539, 1635, 1863, 2071, 2185, 2507, 2565, 2943, 3105, 3933, 4905, 6213, 6555, 7521, 7695, 8829, 9315, 10355, 11799, 12535, 14715, 18639, 19665, 22563, 31065, 35397, 37605, 44145, 47633, 55917, 58995, 67689, 93195, 112815, 142899, 167751, 176985, 203067, 238165, 279585, 338445, 428697, 714495, 838755, 1015335, 1286091, 2143485, 3858273, 6430455, 19291365]

約数ペア:

[(1, 19291365), (3, 6430455), (5, 3858273), (9, 2143485), (15, 1286091), (19, 1015335), (23, 838755), (27, 714495), (45, 428697), (57, 338445), (69, 279585), (81, 238165), (95, 203067), (109, 176985), (115, 167751), (135, 142899), (171, 112815), (207, 93195), (285, 67689), (327, 58995), (345, 55917), (405, 47633), (437, 44145), (513, 37605), (545, 35397), (621, 31065), (855, 22563), (981, 19665), (1035, 18639), (1311, 14715), (1539, 12535), (1635, 11799), (1863, 10355), (2071, 9315), (2185, 8829), (2507, 7695), (2565, 7521), (2943, 6555), (3105, 6213), (3933, 4905)]