19421948

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{233}}^1$

素因数の和:486

約数の個数: 48

約数和(自身を含む): 42194880

約数和(自身を除く): 22772932

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 229, 233, 364, 458, 466, 916, 932, 1603, 1631, 2977, 3029, 3206, 3262, 5954, 6058, 6412, 6524, 11908, 12116, 20839, 21203, 41678, 42406, 53357, 83356, 84812, 106714, 213428, 373499, 693641, 746998, 1387282, 1493996, 2774564, 4855487, 9710974, 19421948]

約数ペア:

[(1, 19421948), (2, 9710974), (4, 4855487), (7, 2774564), (13, 1493996), (14, 1387282), (26, 746998), (28, 693641), (52, 373499), (91, 213428), (182, 106714), (229, 84812), (233, 83356), (364, 53357), (458, 42406), (466, 41678), (916, 21203), (932, 20839), (1603, 12116), (1631, 11908), (2977, 6524), (3029, 6412), (3206, 6058), (3262, 5954)]