18838967056

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12938851}}^1$

素因数の和:12938879

約数の個数: 40

約数和(自身を含む): 44923694144

約数和(自身を除く): 26084727088

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 12938851, 25877702, 51755404, 90571957, 103510808, 168205063, 181143914, 207021616, 336410126, 362287828, 672820252, 724575656, 1177435441, 1345640504, 1449151312, 2354870882, 2691281008, 4709741764, 9419483528, 18838967056]

約数ペア:

[(1, 18838967056), (2, 9419483528), (4, 4709741764), (7, 2691281008), (8, 2354870882), (13, 1449151312), (14, 1345640504), (16, 1177435441), (26, 724575656), (28, 672820252), (52, 362287828), (56, 336410126), (91, 207021616), (104, 181143914), (112, 168205063), (182, 103510808), (208, 90571957), (364, 51755404), (728, 25877702), (1456, 12938851)]