20087564332

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{161263}}^1$

素因数の和:161446

約数の個数: 48

約数和(自身を含む): 40638528000

約数和(自身を除く): 20550963668

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 149, 209, 298, 418, 596, 836, 1639, 2831, 3278, 5662, 6556, 11324, 31141, 62282, 124564, 161263, 322526, 645052, 1773893, 3063997, 3547786, 6127994, 7095572, 12255988, 24028187, 33703967, 48056374, 67407934, 96112748, 134815868, 264310057, 456535553, 528620114, 913071106, 1057240228, 1826142212, 5021891083, 10043782166, 20087564332]

約数ペア:

[(1, 20087564332), (2, 10043782166), (4, 5021891083), (11, 1826142212), (19, 1057240228), (22, 913071106), (38, 528620114), (44, 456535553), (76, 264310057), (149, 134815868), (209, 96112748), (298, 67407934), (418, 48056374), (596, 33703967), (836, 24028187), (1639, 12255988), (2831, 7095572), (3278, 6127994), (5662, 3547786), (6556, 3063997), (11324, 1773893), (31141, 645052), (62282, 322526), (124564, 161263)]