19637213043

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{696281}}^1$

素因数の和:696387

約数の個数: 32

約数和(自身を含む): 32084674560

約数和(自身を除く): 12447461517

約数列:

[1, 3, 7, 17, 21, 51, 79, 119, 237, 357, 553, 1343, 1659, 4029, 9401, 28203, 696281, 2088843, 4873967, 11836777, 14621901, 35510331, 55006199, 82857439, 165018597, 248572317, 385043393, 935105383, 1155130179, 2805316149, 6545737681, 19637213043]

約数ペア:

[(1, 19637213043), (3, 6545737681), (7, 2805316149), (17, 1155130179), (21, 935105383), (51, 385043393), (79, 248572317), (119, 165018597), (237, 82857439), (357, 55006199), (553, 35510331), (1343, 14621901), (1659, 11836777), (4029, 4873967), (9401, 2088843), (28203, 696281)]