19840716

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1831}}^1$

素因数の和:1891

約数の個数: 72

約数和(自身を含む): 58682624

約数和(自身を除く): 38841908

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 43, 63, 84, 86, 126, 129, 172, 252, 258, 301, 387, 516, 602, 774, 903, 1204, 1548, 1806, 1831, 2709, 3612, 3662, 5418, 5493, 7324, 10836, 10986, 12817, 16479, 21972, 25634, 32958, 38451, 51268, 65916, 76902, 78733, 115353, 153804, 157466, 230706, 236199, 314932, 461412, 472398, 551131, 708597, 944796, 1102262, 1417194, 1653393, 2204524, 2834388, 3306786, 4960179, 6613572, 9920358, 19840716]

約数ペア:

[(1, 19840716), (2, 9920358), (3, 6613572), (4, 4960179), (6, 3306786), (7, 2834388), (9, 2204524), (12, 1653393), (14, 1417194), (18, 1102262), (21, 944796), (28, 708597), (36, 551131), (42, 472398), (43, 461412), (63, 314932), (84, 236199), (86, 230706), (126, 157466), (129, 153804), (172, 115353), (252, 78733), (258, 76902), (301, 65916), (387, 51268), (516, 38451), (602, 32958), (774, 25634), (903, 21972), (1204, 16479), (1548, 12817), (1806, 10986), (1831, 10836), (2709, 7324), (3612, 5493), (3662, 5418)]