19019631748

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{51977}}^1$

素因数の和:52252

約数の個数: 48

約数和(自身を含む): 37164685824

約数和(自身を除く): 18145054076

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 227, 403, 454, 806, 908, 1612, 2951, 5902, 7037, 11804, 14074, 28148, 51977, 91481, 103954, 182962, 207908, 365924, 675701, 1351402, 1611287, 2702804, 3222574, 6445148, 11798779, 20946731, 23597558, 41893462, 47195116, 83786924, 153384127, 306768254, 365762149, 613536508, 731524298, 1463048596, 4754907937, 9509815874, 19019631748]

約数ペア:

[(1, 19019631748), (2, 9509815874), (4, 4754907937), (13, 1463048596), (26, 731524298), (31, 613536508), (52, 365762149), (62, 306768254), (124, 153384127), (227, 83786924), (403, 47195116), (454, 41893462), (806, 23597558), (908, 20946731), (1612, 11798779), (2951, 6445148), (5902, 3222574), (7037, 2702804), (11804, 1611287), (14074, 1351402), (28148, 675701), (51977, 365924), (91481, 207908), (103954, 182962)]