19811148

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{12413}}^1$

素因数の和:12446

約数の個数: 48

約数和(自身を含む): 55614720

約数和(自身を除く): 35803572

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 114, 133, 228, 266, 399, 532, 798, 1596, 12413, 24826, 37239, 49652, 74478, 86891, 148956, 173782, 235847, 260673, 347564, 471694, 521346, 707541, 943388, 1042692, 1415082, 1650929, 2830164, 3301858, 4952787, 6603716, 9905574, 19811148]

約数ペア:

[(1, 19811148), (2, 9905574), (3, 6603716), (4, 4952787), (6, 3301858), (7, 2830164), (12, 1650929), (14, 1415082), (19, 1042692), (21, 943388), (28, 707541), (38, 521346), (42, 471694), (57, 347564), (76, 260673), (84, 235847), (114, 173782), (133, 148956), (228, 86891), (266, 74478), (399, 49652), (532, 37239), (798, 24826), (1596, 12413)]