18612152

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:324

約数の個数: 64

約数和(自身を含む): 40642560

約数和(自身を除く): 22030408

約数列:

[1, 2, 4, 8, 13, 23, 26, 31, 46, 52, 62, 92, 104, 124, 184, 248, 251, 299, 403, 502, 598, 713, 806, 1004, 1196, 1426, 1612, 2008, 2392, 2852, 3224, 3263, 5704, 5773, 6526, 7781, 9269, 11546, 13052, 15562, 18538, 23092, 26104, 31124, 37076, 46184, 62248, 74152, 75049, 101153, 150098, 178963, 202306, 300196, 357926, 404612, 600392, 715852, 809224, 1431704, 2326519, 4653038, 9306076, 18612152]

約数ペア:

[(1, 18612152), (2, 9306076), (4, 4653038), (8, 2326519), (13, 1431704), (23, 809224), (26, 715852), (31, 600392), (46, 404612), (52, 357926), (62, 300196), (92, 202306), (104, 178963), (124, 150098), (184, 101153), (248, 75049), (251, 74152), (299, 62248), (403, 46184), (502, 37076), (598, 31124), (713, 26104), (806, 23092), (1004, 18538), (1196, 15562), (1426, 13052), (1612, 11546), (2008, 9269), (2392, 7781), (2852, 6526), (3224, 5773), (3263, 5704)]