20199270532

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^2\times {\mathrm{750679}}^1$

素因数の和:750752

約数の個数: 36

約数和(自身を含む): 41743813440

約数和(自身を除く): 21544542908

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 961, 1922, 3844, 6727, 13454, 26908, 750679, 1501358, 3002716, 5254753, 10509506, 21019012, 23271049, 46542098, 93084196, 162897343, 325794686, 651589372, 721402519, 1442805038, 2885610076, 5049817633, 10099635266, 20199270532]

約数ペア:

[(1, 20199270532), (2, 10099635266), (4, 5049817633), (7, 2885610076), (14, 1442805038), (28, 721402519), (31, 651589372), (62, 325794686), (124, 162897343), (217, 93084196), (434, 46542098), (868, 23271049), (961, 21019012), (1922, 10509506), (3844, 5254753), (6727, 3002716), (13454, 1501358), (26908, 750679)]