19691329552

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{233}}^1\times {\mathrm{142757}}^1$

素因数の和:143035

約数の個数: 40

約数和(自身を含む): 39351528216

約数和(自身を除く): 19660198664

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 233, 296, 466, 592, 932, 1864, 3728, 8621, 17242, 34484, 68968, 137936, 142757, 285514, 571028, 1142056, 2284112, 5282009, 10564018, 21128036, 33262381, 42256072, 66524762, 84512144, 133049524, 266099048, 532198096, 1230708097, 2461416194, 4922832388, 9845664776, 19691329552]

約数ペア:

[(1, 19691329552), (2, 9845664776), (4, 4922832388), (8, 2461416194), (16, 1230708097), (37, 532198096), (74, 266099048), (148, 133049524), (233, 84512144), (296, 66524762), (466, 42256072), (592, 33262381), (932, 21128036), (1864, 10564018), (3728, 5282009), (8621, 2284112), (17242, 1142056), (34484, 571028), (68968, 285514), (137936, 142757)]