19221543

素因数分解:

$3^7\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1$

素因数の和:96

約数の個数: 64

約数和(自身を含む): 34007040

約数和(自身を除く): 14785497

約数列:

[1, 3, 9, 11, 17, 27, 33, 47, 51, 81, 99, 141, 153, 187, 243, 297, 423, 459, 517, 561, 729, 799, 891, 1269, 1377, 1551, 1683, 2187, 2397, 2673, 3807, 4131, 4653, 5049, 7191, 8019, 8789, 11421, 12393, 13959, 15147, 21573, 24057, 26367, 34263, 37179, 41877, 45441, 64719, 79101, 102789, 125631, 136323, 194157, 237303, 376893, 408969, 582471, 711909, 1130679, 1747413, 2135727, 6407181, 19221543]

約数ペア:

[(1, 19221543), (3, 6407181), (9, 2135727), (11, 1747413), (17, 1130679), (27, 711909), (33, 582471), (47, 408969), (51, 376893), (81, 237303), (99, 194157), (141, 136323), (153, 125631), (187, 102789), (243, 79101), (297, 64719), (423, 45441), (459, 41877), (517, 37179), (561, 34263), (729, 26367), (799, 24057), (891, 21573), (1269, 15147), (1377, 13959), (1551, 12393), (1683, 11421), (2187, 8789), (2397, 8019), (2673, 7191), (3807, 5049), (4131, 4653)]