219876716

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{461}}^1$

素因数の和:614

約数の個数: 48

約数和(自身を含む): 409812480

約数和(自身を除く): 189935764

約数列:

[1, 2, 4, 43, 47, 59, 86, 94, 118, 172, 188, 236, 461, 922, 1844, 2021, 2537, 2773, 4042, 5074, 5546, 8084, 10148, 11092, 19823, 21667, 27199, 39646, 43334, 54398, 79292, 86668, 108796, 119239, 238478, 476956, 931681, 1169557, 1278353, 1863362, 2339114, 2556706, 3726724, 4678228, 5113412, 54969179, 109938358, 219876716]

約数ペア:

[(1, 219876716), (2, 109938358), (4, 54969179), (43, 5113412), (47, 4678228), (59, 3726724), (86, 2556706), (94, 2339114), (118, 1863362), (172, 1278353), (188, 1169557), (236, 931681), (461, 476956), (922, 238478), (1844, 119239), (2021, 108796), (2537, 86668), (2773, 79292), (4042, 54398), (5074, 43334), (5546, 39646), (8084, 27199), (10148, 21667), (11092, 19823)]