19855472

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1049}}^1$

素因数の和:1090

約数の個数: 60

約数和(自身を含む): 47653200

約数和(自身を除く): 27797728

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 169, 182, 208, 338, 364, 676, 728, 1049, 1183, 1352, 1456, 2098, 2366, 2704, 4196, 4732, 7343, 8392, 9464, 13637, 14686, 16784, 18928, 27274, 29372, 54548, 58744, 95459, 109096, 117488, 177281, 190918, 218192, 354562, 381836, 709124, 763672, 1240967, 1418248, 1527344, 2481934, 2836496, 4963868, 9927736, 19855472]

約数ペア:

[(1, 19855472), (2, 9927736), (4, 4963868), (7, 2836496), (8, 2481934), (13, 1527344), (14, 1418248), (16, 1240967), (26, 763672), (28, 709124), (52, 381836), (56, 354562), (91, 218192), (104, 190918), (112, 177281), (169, 117488), (182, 109096), (208, 95459), (338, 58744), (364, 54548), (676, 29372), (728, 27274), (1049, 18928), (1183, 16784), (1352, 14686), (1456, 13637), (2098, 9464), (2366, 8392), (2704, 7343), (4196, 4732)]