19147492

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1283}}^1$

素因数の和:1348

約数の個数: 48

約数和(自身を含む): 42279552

約数和(自身を除く): 23132060

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 41, 52, 82, 91, 164, 182, 287, 364, 533, 574, 1066, 1148, 1283, 2132, 2566, 3731, 5132, 7462, 8981, 14924, 16679, 17962, 33358, 35924, 52603, 66716, 105206, 116753, 210412, 233506, 368221, 467012, 683839, 736442, 1367678, 1472884, 2735356, 4786873, 9573746, 19147492]

約数ペア:

[(1, 19147492), (2, 9573746), (4, 4786873), (7, 2735356), (13, 1472884), (14, 1367678), (26, 736442), (28, 683839), (41, 467012), (52, 368221), (82, 233506), (91, 210412), (164, 116753), (182, 105206), (287, 66716), (364, 52603), (533, 35924), (574, 33358), (1066, 17962), (1148, 16679), (1283, 14924), (2132, 8981), (2566, 7462), (3731, 5132)]