2021981416

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2777447}}^1$

素因数の和:2777473

約数の個数: 32

約数和(自身を含む): 4666112640

約数和(自身を除く): 2644131224

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 2777447, 5554894, 11109788, 19442129, 22219576, 36106811, 38884258, 72213622, 77768516, 144427244, 155537032, 252747677, 288854488, 505495354, 1010990708, 2021981416]

約数ペア:

[(1, 2021981416), (2, 1010990708), (4, 505495354), (7, 288854488), (8, 252747677), (13, 155537032), (14, 144427244), (26, 77768516), (28, 72213622), (52, 38884258), (56, 36106811), (91, 22219576), (104, 19442129), (182, 11109788), (364, 5554894), (728, 2777447)]