19922595

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{367}}^1$

素因数の和:440

約数の個数: 64

約数和(自身を含む): 40697856

約数和(自身を除く): 20775261

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 47, 55, 77, 105, 141, 165, 231, 235, 329, 367, 385, 517, 705, 987, 1101, 1155, 1551, 1645, 1835, 2569, 2585, 3619, 4037, 4935, 5505, 7707, 7755, 10857, 12111, 12845, 17249, 18095, 20185, 28259, 38535, 51747, 54285, 60555, 84777, 86245, 120743, 141295, 189739, 258735, 362229, 423885, 569217, 603715, 948695, 1328173, 1811145, 2846085, 3984519, 6640865, 19922595]

約数ペア:

[(1, 19922595), (3, 6640865), (5, 3984519), (7, 2846085), (11, 1811145), (15, 1328173), (21, 948695), (33, 603715), (35, 569217), (47, 423885), (55, 362229), (77, 258735), (105, 189739), (141, 141295), (165, 120743), (231, 86245), (235, 84777), (329, 60555), (367, 54285), (385, 51747), (517, 38535), (705, 28259), (987, 20185), (1101, 18095), (1155, 17249), (1551, 12845), (1645, 12111), (1835, 10857), (2569, 7755), (2585, 7707), (3619, 5505), (4037, 4935)]