20170188688

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3128131}}^1$

素因数の和:3128183

約数の個数: 40

約数和(自身を含む): 43443497216

約数和(自身を除く): 23273308528

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 3128131, 6256262, 12512524, 25025048, 40665703, 50050096, 81331406, 96972061, 162662812, 193944122, 325325624, 387888244, 650651248, 775776488, 1260636793, 1551552976, 2521273586, 5042547172, 10085094344, 20170188688]

約数ペア:

[(1, 20170188688), (2, 10085094344), (4, 5042547172), (8, 2521273586), (13, 1551552976), (16, 1260636793), (26, 775776488), (31, 650651248), (52, 387888244), (62, 325325624), (104, 193944122), (124, 162662812), (208, 96972061), (248, 81331406), (403, 50050096), (496, 40665703), (806, 25025048), (1612, 12512524), (3224, 6256262), (6448, 3128131)]