19290384

素因数分解:

$2^4\times 3^2\times {\mathrm{109}}^1\times {\mathrm{1229}}^1$

素因数の和:1352

約数の個数: 60

約数和(自身を含む): 54525900

約数和(自身を除く): 35235516

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 109, 144, 218, 327, 436, 654, 872, 981, 1229, 1308, 1744, 1962, 2458, 2616, 3687, 3924, 4916, 5232, 7374, 7848, 9832, 11061, 14748, 15696, 19664, 22122, 29496, 44244, 58992, 88488, 133961, 176976, 267922, 401883, 535844, 803766, 1071688, 1205649, 1607532, 2143376, 2411298, 3215064, 4822596, 6430128, 9645192, 19290384]

約数ペア:

[(1, 19290384), (2, 9645192), (3, 6430128), (4, 4822596), (6, 3215064), (8, 2411298), (9, 2143376), (12, 1607532), (16, 1205649), (18, 1071688), (24, 803766), (36, 535844), (48, 401883), (72, 267922), (109, 176976), (144, 133961), (218, 88488), (327, 58992), (436, 44244), (654, 29496), (872, 22122), (981, 19664), (1229, 15696), (1308, 14748), (1744, 11061), (1962, 9832), (2458, 7848), (2616, 7374), (3687, 5232), (3924, 4916)]