18606770

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1$

素因数の和:184

約数の個数: 96

約数和(自身を含む): 44126208

約数和(自身を除く): 25519438

約数列:

[1, 2, 5, 7, 10, 13, 14, 23, 26, 35, 46, 49, 65, 70, 91, 98, 115, 127, 130, 161, 182, 230, 245, 254, 299, 322, 455, 490, 598, 635, 637, 805, 889, 910, 1127, 1270, 1274, 1495, 1610, 1651, 1778, 2093, 2254, 2921, 2990, 3185, 3302, 4186, 4445, 5635, 5842, 6223, 6370, 8255, 8890, 10465, 11270, 11557, 12446, 14605, 14651, 16510, 20447, 20930, 23114, 29210, 29302, 31115, 37973, 40894, 57785, 62230, 73255, 75946, 80899, 102235, 115570, 143129, 146510, 161798, 189865, 204470, 265811, 286258, 379730, 404495, 531622, 715645, 808990, 1329055, 1431290, 1860677, 2658110, 3721354, 9303385, 18606770]

約数ペア:

[(1, 18606770), (2, 9303385), (5, 3721354), (7, 2658110), (10, 1860677), (13, 1431290), (14, 1329055), (23, 808990), (26, 715645), (35, 531622), (46, 404495), (49, 379730), (65, 286258), (70, 265811), (91, 204470), (98, 189865), (115, 161798), (127, 146510), (130, 143129), (161, 115570), (182, 102235), (230, 80899), (245, 75946), (254, 73255), (299, 62230), (322, 57785), (455, 40894), (490, 37973), (598, 31115), (635, 29302), (637, 29210), (805, 23114), (889, 20930), (910, 20447), (1127, 16510), (1270, 14651), (1274, 14605), (1495, 12446), (1610, 11557), (1651, 11270), (1778, 10465), (2093, 8890), (2254, 8255), (2921, 6370), (2990, 6223), (3185, 5842), (3302, 5635), (4186, 4445)]