2019741388

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^2\times {\mathrm{10723}}^1$

素因数の和:10803

約数の個数: 54

約数和(自身を含む): 4248923868

約数和(自身を除く): 2229182480

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 434, 868, 961, 1519, 1922, 3038, 3844, 6076, 6727, 10723, 13454, 21446, 26908, 42892, 47089, 75061, 94178, 150122, 188356, 300244, 332413, 525427, 664826, 1050854, 1329652, 2101708, 2326891, 4653782, 9307564, 10304803, 16288237, 20609606, 32576474, 41219212, 65152948, 72133621, 144267242, 288534484, 504935347, 1009870694, 2019741388]

約数ペア:

[(1, 2019741388), (2, 1009870694), (4, 504935347), (7, 288534484), (14, 144267242), (28, 72133621), (31, 65152948), (49, 41219212), (62, 32576474), (98, 20609606), (124, 16288237), (196, 10304803), (217, 9307564), (434, 4653782), (868, 2326891), (961, 2101708), (1519, 1329652), (1922, 1050854), (3038, 664826), (3844, 525427), (6076, 332413), (6727, 300244), (10723, 188356), (13454, 150122), (21446, 94178), (26908, 75061), (42892, 47089)]