19006747690

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{1553}}^1\times {\mathrm{24977}}^1$

素因数の和:26551

約数の個数: 48

約数和(自身を含む): 39825023112

約数和(自身を除く): 20818275422

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 1553, 3106, 7765, 10871, 15530, 21742, 24977, 49954, 54355, 76097, 108710, 124885, 152194, 174839, 249770, 349678, 380485, 760970, 874195, 1223873, 1748390, 2447746, 6119365, 12238730, 38789281, 77578562, 193946405, 271524967, 387892810, 543049934, 1357624835, 1900674769, 2715249670, 3801349538, 9503373845, 19006747690]

約数ペア:

[(1, 19006747690), (2, 9503373845), (5, 3801349538), (7, 2715249670), (10, 1900674769), (14, 1357624835), (35, 543049934), (49, 387892810), (70, 271524967), (98, 193946405), (245, 77578562), (490, 38789281), (1553, 12238730), (3106, 6119365), (7765, 2447746), (10871, 1748390), (15530, 1223873), (21742, 874195), (24977, 760970), (49954, 380485), (54355, 349678), (76097, 249770), (108710, 174839), (124885, 152194)]