20199850897028

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{57667067}}^1$

素因数の和:57667520

約数の個数: 48

約数和(自身を含む): 40689883180800

約数和(自身を除く): 20490032283772

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 419, 836, 838, 1676, 4609, 7961, 9218, 15922, 18436, 31844, 87571, 175142, 350284, 57667067, 115334134, 230668268, 634337737, 1095674273, 1268675474, 2191348546, 2537350948, 4382697092, 12052417003, 24104834006, 24162501073, 48209668012, 48325002146, 96650004292, 265787511803, 459087520387, 531575023606, 918175040774, 1063150047212, 1836350081548, 5049962724257, 10099925448514, 20199850897028]

約数ペア:

[(1, 20199850897028), (2, 10099925448514), (4, 5049962724257), (11, 1836350081548), (19, 1063150047212), (22, 918175040774), (38, 531575023606), (44, 459087520387), (76, 265787511803), (209, 96650004292), (418, 48325002146), (419, 48209668012), (836, 24162501073), (838, 24104834006), (1676, 12052417003), (4609, 4382697092), (7961, 2537350948), (9218, 2191348546), (15922, 1268675474), (18436, 1095674273), (31844, 634337737), (87571, 230668268), (175142, 115334134), (350284, 57667067)]