19005343555

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{647}}^1\times {\mathrm{2111}}^1$

素因数の和:2808

約数の個数: 48

約数和(自身を含む): 26210967552

約数和(自身を除く): 7205623997

約数列:

[1, 5, 11, 23, 55, 115, 121, 253, 605, 647, 1265, 2111, 2783, 3235, 7117, 10555, 13915, 14881, 23221, 35585, 48553, 74405, 78287, 116105, 163691, 242765, 255431, 391435, 534083, 818455, 1277155, 1365817, 1800601, 2670415, 5874913, 6829085, 9003005, 15023987, 29374565, 31413791, 75119935, 157068955, 165263857, 345551701, 826319285, 1727758505, 3801068711, 19005343555]

約数ペア:

[(1, 19005343555), (5, 3801068711), (11, 1727758505), (23, 826319285), (55, 345551701), (115, 165263857), (121, 157068955), (253, 75119935), (605, 31413791), (647, 29374565), (1265, 15023987), (2111, 9003005), (2783, 6829085), (3235, 5874913), (7117, 2670415), (10555, 1800601), (13915, 1365817), (14881, 1277155), (23221, 818455), (35585, 534083), (48553, 391435), (74405, 255431), (78287, 242765), (116105, 163691)]