20945971201

素因数分解:

${\mathrm{17}}^3\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{1301}}^1$

素因数の和:1494

約数の個数: 32

約数和(自身を含む): 23243824800

約数和(自身を除く): 2297853599

約数列:

[1, 17, 29, 113, 289, 493, 1301, 1921, 3277, 4913, 8381, 22117, 32657, 37729, 55709, 142477, 147013, 375989, 555169, 641393, 947053, 2499221, 4263377, 6391813, 10903681, 16099901, 42486757, 72477409, 185362577, 722274869, 1232115953, 20945971201]

約数ペア:

[(1, 20945971201), (17, 1232115953), (29, 722274869), (113, 185362577), (289, 72477409), (493, 42486757), (1301, 16099901), (1921, 10903681), (3277, 6391813), (4913, 4263377), (8381, 2499221), (22117, 947053), (32657, 641393), (37729, 555169), (55709, 375989), (142477, 147013)]