20170793872

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{653}}^1\times {\mathrm{31649}}^1$

素因数の和:32371

約数の個数: 40

約数和(自身を含む): 39783670200

約数和(自身を除く): 19612876328

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 653, 976, 1306, 2612, 5224, 10448, 31649, 39833, 63298, 79666, 126596, 159332, 253192, 318664, 506384, 637328, 1930589, 3861178, 7722356, 15444712, 20666797, 30889424, 41333594, 82667188, 165334376, 330668752, 1260674617, 2521349234, 5042698468, 10085396936, 20170793872]

約数ペア:

[(1, 20170793872), (2, 10085396936), (4, 5042698468), (8, 2521349234), (16, 1260674617), (61, 330668752), (122, 165334376), (244, 82667188), (488, 41333594), (653, 30889424), (976, 20666797), (1306, 15444712), (2612, 7722356), (5224, 3861178), (10448, 1930589), (31649, 637328), (39833, 506384), (63298, 318664), (79666, 253192), (126596, 159332)]