20199863178

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{152041}}^1$

素因数の和:152132

約数の個数: 72

約数和(自身を含む): 48895794948

約数和(自身を除く): 28695931770

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 61, 66, 99, 121, 122, 183, 198, 242, 363, 366, 549, 671, 726, 1089, 1098, 1342, 2013, 2178, 4026, 6039, 7381, 12078, 14762, 22143, 44286, 66429, 132858, 152041, 304082, 456123, 912246, 1368369, 1672451, 2736738, 3344902, 5017353, 9274501, 10034706, 15052059, 18396961, 18549002, 27823503, 30104118, 36793922, 55190883, 55647006, 83470509, 102019511, 110381766, 165572649, 166941018, 204039022, 306058533, 331145298, 612117066, 918175599, 1122214621, 1836351198, 2244429242, 3366643863, 6733287726, 10099931589, 20199863178]

約数ペア:

[(1, 20199863178), (2, 10099931589), (3, 6733287726), (6, 3366643863), (9, 2244429242), (11, 1836351198), (18, 1122214621), (22, 918175599), (33, 612117066), (61, 331145298), (66, 306058533), (99, 204039022), (121, 166941018), (122, 165572649), (183, 110381766), (198, 102019511), (242, 83470509), (363, 55647006), (366, 55190883), (549, 36793922), (671, 30104118), (726, 27823503), (1089, 18549002), (1098, 18396961), (1342, 15052059), (2013, 10034706), (2178, 9274501), (4026, 5017353), (6039, 3344902), (7381, 2736738), (12078, 1672451), (14762, 1368369), (22143, 912246), (44286, 456123), (66429, 304082), (132858, 152041)]