19005377228

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{69677}}^1$

素因数の和:69834

約数の個数: 48

約数和(自身を含む): 36327322080

約数和(自身を除く): 17321944852

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 97, 148, 194, 388, 703, 1406, 1843, 2812, 3589, 3686, 7178, 7372, 14356, 68191, 69677, 136382, 139354, 272764, 278708, 1323863, 2578049, 2647726, 5156098, 5295452, 6758669, 10312196, 13517338, 27034676, 48982931, 97965862, 128414711, 195931724, 250070753, 256829422, 500141506, 513658844, 1000283012, 4751344307, 9502688614, 19005377228]

約数ペア:

[(1, 19005377228), (2, 9502688614), (4, 4751344307), (19, 1000283012), (37, 513658844), (38, 500141506), (74, 256829422), (76, 250070753), (97, 195931724), (148, 128414711), (194, 97965862), (388, 48982931), (703, 27034676), (1406, 13517338), (1843, 10312196), (2812, 6758669), (3589, 5295452), (3686, 5156098), (7178, 2647726), (7372, 2578049), (14356, 1323863), (68191, 278708), (69677, 272764), (136382, 139354)]