19258992

素因数分解:

$2^4\times 3^3\times {\mathrm{109}}^1\times {\mathrm{409}}^1$

素因数の和:535

約数の個数: 80

約数和(自身を含む): 55924000

約数和(自身を除く): 36665008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 109, 144, 216, 218, 327, 409, 432, 436, 654, 818, 872, 981, 1227, 1308, 1636, 1744, 1962, 2454, 2616, 2943, 3272, 3681, 3924, 4908, 5232, 5886, 6544, 7362, 7848, 9816, 11043, 11772, 14724, 15696, 19632, 22086, 23544, 29448, 44172, 44581, 47088, 58896, 88344, 89162, 133743, 176688, 178324, 267486, 356648, 401229, 534972, 713296, 802458, 1069944, 1203687, 1604916, 2139888, 2407374, 3209832, 4814748, 6419664, 9629496, 19258992]

約数ペア:

[(1, 19258992), (2, 9629496), (3, 6419664), (4, 4814748), (6, 3209832), (8, 2407374), (9, 2139888), (12, 1604916), (16, 1203687), (18, 1069944), (24, 802458), (27, 713296), (36, 534972), (48, 401229), (54, 356648), (72, 267486), (108, 178324), (109, 176688), (144, 133743), (216, 89162), (218, 88344), (327, 58896), (409, 47088), (432, 44581), (436, 44172), (654, 29448), (818, 23544), (872, 22086), (981, 19632), (1227, 15696), (1308, 14724), (1636, 11772), (1744, 11043), (1962, 9816), (2454, 7848), (2616, 7362), (2943, 6544), (3272, 5886), (3681, 5232), (3924, 4908)]